21世紀大學實用英語綜合教程第三冊答案

① 21世紀大學實用英語綜合練習第三冊答案

我有書上答案要留郵箱
Unit 1
5. Fill in the blanks with the words given below. Change the forms where necessary.
1. curious 2. affects 3. emergency 4. locked 5. Relatively 6. complaining 7. protested 8. react 9. mood 10. unique 11. consciousness 12. surgery
6. Fill in the blanks with the expressions given below. Change the forms where necessary.
1. the bottom line 2. thanks to 3. reflect on 4. had lost touch 5. went through
6. followed around 7. looking on 8. woke up 9. take action 10. after all
10. Translate the following sentences into English.
1. Each time my brother complained about the difficulty of his work, I asked him to look on the bright side.
2. The police reacted immediately when report came that two kids had been held up at gunpoint in a nearby building.
3. When I pointed out the mistakes in her calculation, instead of correcting them as soon as possible, Mary protested that it was not her fault.
4. Tom was curious about the joke I told my colleagues, but he didn』t get it.
5. Thanks to his positive attitude, Jack took action and saved his own life before he lost consciousness in the emergency room.
6. When I reflect on what I have achieved in the past, I have to say that success comes from hard work. That』s the bottom line.
先看下是不是

② 21世紀大學實用英語綜合教程3課文翻譯

【翻譯】

看到這樣的風格，我感到很好奇。於是一天我去找Jerry問他：「我不明白，你怎麼會一直這么樂觀。你怎麼做到的？」
Jerry回答；每天早上醒來我對自己說Jerry你今天有兩個選擇，可以選有個好心情或是有個壞心情。我選擇好心情。每次有壞事發生的時候。我可以選擇成為受害者或是選擇從中吸取教訓。我選擇從中吸取教訓當遇到對我有抱怨聲的時候，我可以選擇接受抱怨。或是找到生活積極的一面。我選擇找到生活積極的一面。
「那不容易做到。」我說
「是的。」他說：「生活有很多選擇。你拋開所有不好的事情，每種情況都有選擇。你選擇對待事物得反應，你選擇人們怎麼影響你的心情，你選擇好心情或是壞心情。底線是：你要選擇你要過怎樣的生活。」

③ 跪求電子版21世紀大學實用英語綜合教程(第三冊) 課文翻譯 、課後練習答案

Unit 1
1.每當我的兄弟抱怨他工作中的困難時我總要求他看到光明的一面.
Each time my brother complained about the difficulty of his work I asked him to look on the bright side.
2.當有報告說附近大樓里兩個孩子被人持槍劫持時警察立刻作出了反應。
The police reacted immediately when report came that two kids had been held up (were held up ) at gunpoint in a nearby building.
3.當我指出瑪麗的計算錯誤時，她沒有盡快地改正它們，卻申明那不是她的錯。
When I pointed out the mistakes in her calculation instead of correcting them as soon as possible Mary protested that it was not her fault.
4.湯姆對我跟同事們說的笑話感到好奇，但他沒有聽懂。
Tom was curious about the joke I told my colleagues but he didn』t get it.
5.由於傑克的積極心態，在急診室里他在失去知覺前採取了行動並且挽救了自己的生命。
Thanks to his positive attitude Jack took action and saved his own life before he lost consciousness in the emergency room.
6.當我細想我在過去所取得 的成績時， 我不得不說，成功來自艱苦的工作。那是關鍵。
When I reflect on what I have achieved in the past I have to say that success comes from hard work. That』s the bottom line.

Unit 2
1. 就拿邁克爾o喬丹來說吧，人們很容易看到他的成就而忽視了他為使自己出類拔萃而在球場上付出的血與汗的代價。
Take Michael Jordan it』s easy for people to see his achievements while neglect the price of blood and sweat that he has paid on the court in order to come out on top.
2. 在第一堂英語課上，老師就傳達(convey)給我們一個清晰的信息：作為構成語言的基本材料，生詞是必須熟記(memorize)的；任何其他的捷徑都是愚人金。
Right in the first English class our teacher conveyed a clear message to us: as the basic building blocks of the language new words must be memorized; any other shortcut is fool』s gold.
3. 成千上萬的中國勞工為美國第一條橫貫大陸鐵路的建設做出了巨大貢獻；他們的巨大努力值 得記錄在美國歷史上。
Thousands of Chinese laborers contributed greatly to the construction of America』s first transcontinental railroad and their intense efforts deserve a page in American history.
4. 說到訓練，教練能毫無困難地忍受球員們的各種抱怨但從不向任何人妥協。
When it comes to training the coach has no problem living with all sorts of complaints of the players but he ever compromises with any of them.
5. 在有些是非之間的界限薄如蛋殼的情況下，傳統道德准則顯得尤為重要。
Traditional ethics seem especially important in some situations where the margin between right and wrong is as thin as an eggshell.
6. 隨著競爭的加劇，我們和我們的對手都在努力達到更高的服務標准。
As competition intensifies our opponents and we are all working hard to live up to higher service standards.

Unit 3
1. 這份健康報告強調了新鮮水果和蔬菜在我們日常飲食中的重要性。
The health report stresses the importance of fresh fruit and vegetables in our diet.
2.我用了整整一個星期才鼓足勇氣拒絕了他們的請求。
I spent a whole week gathering the courage to say no to their request.
3. 這些旅行使他充分意識到世界上許多物種正處於滅絕的邊緣。
These journeys made him realize to the fullest extent that many of the world』s species were on the brink of extinction.
4. 醫生在做這種手術前必須徵得病人家屬的同意。
Approval of the patient』s family should be sought before doctors carry out such operations.
5.消費者消費信心的增長對於經濟的復甦至關重要。
Improved consumer confidence is crucial to an economic recovery.
6.我們對失蹤的登山隊員不再抱什麼希望 他已經失蹤兩個星期了。
We gave up on the missing mountain climber after he had been missing for two weeks.

Unit 4
1. 他毫無疑問是個偉大的英雄，所以人們才為他的去世禁不住地感到悲傷。
He was no doubt a great hero so people couldn』t help but cry over his death.
2. 那位演員利用自己的名人地位資助或許有一天會拿出一種治癒艾滋病的療法的研究。
The actor used his celebrity status to fund research that might someday yield a cure for AIDS.

3.那個殘疾人曾一度考慮自殺以使家人卸下沉重的負擔。
The disadren man once considered suicide to relieve his family of the heavy burden.
4.孩子們把自己裝扮成超人，以吸引大人的注意力。
Children dress up as Superman to capture alts' attention.
5.直到長大成人後我才認識到我不應該害怕正視厄運和磨難。
It wasn't until I matured that I realized I shouldn't be afraid to look add hardship in the eye.
6.他本可以輕松地呆在家裡，因為他有足夠的財富可以使他不必為醫療費帳單操心。
He could have easily stayed at homefor he had plenty of financial resource to keep him from worrying about medical bills.

我也只有翻譯的

④ 21世紀大學實用英語綜合教程第三冊課後答案

最佳答案21世紀大學實用英語綜合教程（第三冊）答案1~8

Unit 1
5. Fill in the blanks with the words given below. Change the forms where necessary.
1. curious 2. affects 3. emergency 4. locked 5. Relatively 6. complaining 7. protested
8. react 9. mood 10. unique 11. consciousness 12. surgery
6. Fill in the blanks with the expressions given below. Change the forms where necessary.

1. the bottom line 2. thanks to 3. reflect on 4. had lost touch 5. went through
6. followed around 7. looking on 8. woke up 9. take action 10. after all
10. Translate the following sentences into English.
1. Each time my brother complained about the difficulty of his work, I asked him to look on the
bright side.
2. The police reacted immediately when report came that two kids had been held up at gunpoint in
a nearby building.
3. When I pointed out the mistakes in her calculation, instead of correcting them as soon as
possible, Mary protested that it was not her fault.
4. Tom was curious about the joke I told my colleagues, but he didn!ˉ get it.
5. Thanks to his positive attitude, Jack took action and saved his own life before he lost
consciousness in the emergency room.
6. When I reflect on what I have achieved in the past, I have to say that success comes from hard
work. That!ˉs the bottom line.

Unit 2
5. Fill in the blanks with the words given below. Change the forms where necessary.
1. intense 2. concept 3. committed 4. deserve 5. selfish 6. compromise 7. matters
8. opponent 9. influence 10. effort 11. shortcuts 12. evidence
6. Fill in the blanks with the expressions given below. Change the forms where necessary.
1. work at 2. According to 3. run through 4. in sight 5. live with 6. a variety of
7. When it comes to 8. live up to
10. Translate the following sentences into English.
1. Take Michael Jordan, it!ˉs easy for people tosee his achievements while neglect the price of
blood and sweat that he has paid on the court in order to come out on top.
2. Right in the first English class, our teacher conveyed a clear message to us: as the basic building
blocks of the language, new words must be memorized; any other shortcut is fool!ˉs gold.
3. Thousands of Chinese laborers contributed greatly to the construction of America!ˉs first
transcontinental railroad, and their intense efforts deserve a page in American history.
4. When it comes to training, the coach has no problem living with all sorts of complaints of the
players but he never compromises with any of them.
5. Traditional ethics seem especially important in some situations where the margin between right
and wrong is as thin as an eggshell.
6. As competition intensifies, our opponents and we are all working hard to live up to higher

service standards.

Unit 3
5. Fill in the blanks with the words given below. Change the forms where necessary.
1. withdraw 2. opposite 3. consult 4. seeking 5. chief 6. frustrated 7. gather
8. suggestions 9. numerous 10. crucial 11. approval 12. yield
6. Fill in the blanks with the expressions given below. Change the forms where necessary.
1. give up on 2. kicked out 3. at the end of my rope 4. count!-out 5. provide!-wit
6. that is 7. on the brink of 8. moved forward
10. Translate the following sentences into English.

1. The health report stresses the importance of fresh fruit and vegetables in our diet.
2. I spent a whole week gathering the courage to say no to their request.
3. These journeys made him realize to the fullest extent that many of the world!ˉs species were on
the brink of extinction.
4. Approval of the patient!ˉs family should be sought before doctors carry out such operations.
5. Improved consumer confidence is crucial to an economic recovery.
6. We gave up on the missing mountain climber after he had been missing for two weeks.

Unit 4
5. Fill in the blanks with the words given below. Change the forms where necessary.
1. mankind 2. determination 3. burden 4. define 5. financial 6. resources
7. research 8. cure 9. evil 10. hardship 11. suicide 12. suffered
6. Fill in the blanks with the expressions given below. Change the forms where necessary.
1. broke down 2. took!-for granted 3. look!-in the eye 4. couldn!ˉt help but respect h
5. crying over 6. no doubt 7. dressing up 8. slipped into
9. Translate the following sentences into English.
1. He was no doubt a great hero so people couldn!ˉt help but cry over his death.
2. The actor used his celebrity status to fund research that might someday yield a cure for AIDS.
3. The disabled man once considered suicide to relieve his family of the heavy burden.
4. Children dress up as Superman to capture alts!ˉ attention.
5. It wasn!ˉt until I matured that I realized I shouldn!ˉt be afraid to look adversity and hardship i
the eye.
6. He could have easily stayed at home, for he had plenty of financial resources to keep him from
worrying about medical bills.
.
Unit 5
5. Fill in the blanks with the words given below. Change the forms where necessary.
1. discharged 2. anger 3. latter 4. relationship 5. engaged 6. backgrounds
7. miserable 8. invitation 9. match 10. folded 11. overseas 12. propose
6. Fill in the blanks with the expressions given below. Change the forms where necessary.
1. broke down 2. from time to time 3. From the very beginning 4. knocked down
5. agreed to 6. talk!-round 7. e to 8. give in 9. in silence 10. go abroad
10. Translate the following sentences into English.
1. I just received a email in which Jessica expressed her regret of ending the relationship with her
beloved boyfriend.
2. She broke down at the loss of her family, and the impact of this miserable incident remained for
the rest of her life.
3. Both my parents object to my going abroad to further my studies. I wonder if I should give in or
try to talk them round.
4. Edgar was not good with words, so whenever Jessica vented her anger on him, he only enred
it in silence.
5. The cheerful background music matches his mood very well, for he!ˉs just got engaged to his
beloved girlfriend.
6. From time to time the system would utter a piercing noise indicating its inability to run properly.

Unit 6
5. Fill in the blanks with the words given below. Change the forms where necessary.
1. rejected 2. properly 3. judgment 4. employer 5. lack 6. feedback 7. qualified
8. suitable 9. candidate 10. confident 11. potential 12. punctual
6. Fill in the blanks with the expressions given below. Change the forms where necessary.
1. cope with 2. miss out 3. applied for 4. keep!-in mind 5. for a bit 6. reflecting on
7. fill out 8. get back 9. a variety of 10. To our amazement
10. Translate the following sentences into English.
1. Sometimes even if you are totally qualified for the job, you may still be rejected.
2. You should learn to cope with difficult situation. And even more important, don!ˉt look to others
for help.
3. To my shock/amazement, he was not only involved in a variety of extracurricular activities but
also had applied for a part-time job.
4. Keep in mind that one more failure is one step closer to success.
5. Don!ˉt dwell on the reasons that are out of your control, because this job doesn!ˉt entirely sui
you and your chances are slim.
6. Although you may not always like to hear negative feedback, whatever you do, don!ˉt burn your bridges.
Unit 7
5. Fill in the blanks with the words given below. Change the forms where necessary.
1. tuition 2. anxiety 3. horrors 4. switched 5. quarter 6. steady 7. roughly
8. prospects 9. disorder 10. represent 11. apparent 12. population
6. Fill in the blanks with the expressions given below. Change the forms where necessary.
1. were booked up 2. not getting anywhere 3. ups and downs 4. burst out 5. get along with
6. broke up with 7. in advance 8. had no choice 9. In spite of 10. take your own life
10. Translate the following sentences into English.
1. The students who seek psychological counseling represent only the tip of the iceberg. Most
students enre the stress in silence.
2. The horror movie overwhelmed him so much that he began to suffer from a sleeping disorder,
even insomnia.
3. Lisa had always been a straight-A student until her junior year, when she had to hold down two
part-time jobs to pay her tuition.
4. In spite of the result of the aptitude test, John decided to switch his major from accounting to
psychology.
5. He would rather remain a sales clerk, apparently because he prefers a steady life to a life full of
ups and downs.
6. The computer has broken down on more than one occasion. Isn!ˉt that enough for professional
help?

Unit 8
5. Fill in the blanks with the words given below. Change the forms where necessary.
1. chemical 2. soil 3. disturb 4. mixture 5. substance 6. ruin 7. consumers 8. stable
9. pollution 10. supplies 11. decay 12. main
6. Fill in the blanks with the expressions given below. Change the forms where necessary.
1. leaked out 2. e to 3. are known as 4. depend on 5. giving off 6. make up
7. live on 8. have used up
10. Translate the following sentences into English.
1. With the construction of the nuclear power plant, this city now doesn!ˉt have to worry about its
own electricity supply. Instead, it can supply electricity to other cities nearby.
2. These vegetables do not decay when kept at a relatively stable low temperature.
3. This city is known as the financial center of the country. The development of its economy
depends heavily on banking and foreign trade.
4. This plant only lives on the top of certain high mountains and gives off a very sweet smell in
spring.
5. The main cause of this area!ˉs water pollution i the chemical substance that leaks out of a paper
mill by the river bank.
6. This kind of litter is made up of a mixture of chemical waste. It has poisoned the soil, ruining it
completely.

⑤ 21世紀大學實用英語綜合教程第三冊課後答案

21世紀大學實用英語綜合教程（第三冊）答案1~8

Unit 1
5. Fill in the blanks with the words given below. Change the forms where necessary.
1. curious 2. affects 3. emergency 4. locked 5. Relatively 6. complaining 7. protested
8. react 9. mood 10. unique 11. consciousness 12. surgery
6. Fill in the blanks with the expressions given below. Change the forms where necessary.

1. the bottom line 2. thanks to 3. reflect on 4. had lost touch 5. went through
6. followed around 7. looking on 8. woke up 9. take action 10. after all
10. Translate the following sentences into English.
1. Each time my brother complained about the difficulty of his work, I asked him to look on the
bright side.
2. The police reacted immediately when report came that two kids had been held up at gunpoint in
a nearby building.
3. When I pointed out the mistakes in her calculation, instead of correcting them as soon as
possible, Mary protested that it was not her fault.
4. Tom was curious about the joke I told my colleagues, but he didn!ˉ get it.
5. Thanks to his positive attitude, Jack took action and saved his own life before he lost
consciousness in the emergency room.
6. When I reflect on what I have achieved in the past, I have to say that success comes from hard
work. That!ˉs the bottom line.

Unit 2
5. Fill in the blanks with the words given below. Change the forms where necessary.
1. intense 2. concept 3. committed 4. deserve 5. selfish 6. compromise 7. matters
8. opponent 9. influence 10. effort 11. shortcuts 12. evidence
6. Fill in the blanks with the expressions given below. Change the forms where necessary.
1. work at 2. According to 3. run through 4. in sight 5. live with 6. a variety of
7. When it comes to 8. live up to
10. Translate the following sentences into English.
1. Take Michael Jordan, it!ˉs easy for people tosee his achievements while neglect the price of
blood and sweat that he has paid on the court in order to come out on top.
2. Right in the first English class, our teacher conveyed a clear message to us: as the basic building
blocks of the language, new words must be memorized; any other shortcut is fool!ˉs gold.
3. Thousands of Chinese laborers contributed greatly to the construction of America!ˉs first
transcontinental railroad, and their intense efforts deserve a page in American history.
4. When it comes to training, the coach has no problem living with all sorts of complaints of the
players but he never compromises with any of them.
5. Traditional ethics seem especially important in some situations where the margin between right
and wrong is as thin as an eggshell.
6. As competition intensifies, our opponents and we are all working hard to live up to higher

service standards.

Unit 3
5. Fill in the blanks with the words given below. Change the forms where necessary.
1. withdraw 2. opposite 3. consult 4. seeking 5. chief 6. frustrated 7. gather
8. suggestions 9. numerous 10. crucial 11. approval 12. yield
6. Fill in the blanks with the expressions given below. Change the forms where necessary.
1. give up on 2. kicked out 3. at the end of my rope 4. count!-out 5. provide!-wit
6. that is 7. on the brink of 8. moved forward
10. Translate the following sentences into English.

1. The health report stresses the importance of fresh fruit and vegetables in our diet.
2. I spent a whole week gathering the courage to say no to their request.
3. These journeys made him realize to the fullest extent that many of the world!ˉs species were on
the brink of extinction.
4. Approval of the patient!ˉs family should be sought before doctors carry out such operations.
5. Improved consumer confidence is crucial to an economic recovery.
6. We gave up on the missing mountain climber after he had been missing for two weeks.

Unit 4
5. Fill in the blanks with the words given below. Change the forms where necessary.
1. mankind 2. determination 3. burden 4. define 5. financial 6. resources
7. research 8. cure 9. evil 10. hardship 11. suicide 12. suffered
6. Fill in the blanks with the expressions given below. Change the forms where necessary.
1. broke down 2. took!-for granted 3. look!-in the eye 4. couldn!ˉt help but respect h
5. crying over 6. no doubt 7. dressing up 8. slipped into
9. Translate the following sentences into English.
1. He was no doubt a great hero so people couldn!ˉt help but cry over his death.
2. The actor used his celebrity status to fund research that might someday yield a cure for AIDS.
3. The disabled man once considered suicide to relieve his family of the heavy burden.
4. Children dress up as Superman to capture alts!ˉ attention.
5. It wasn!ˉt until I matured that I realized I shouldn!ˉt be afraid to look adversity and hardship i
the eye.
6. He could have easily stayed at home, for he had plenty of financial resources to keep him from
worrying about medical bills.
.
Unit 5
5. Fill in the blanks with the words given below. Change the forms where necessary.
1. discharged 2. anger 3. latter 4. relationship 5. engaged 6. backgrounds
7. miserable 8. invitation 9. match 10. folded 11. overseas 12. propose
6. Fill in the blanks with the expressions given below. Change the forms where necessary.
1. broke down 2. from time to time 3. From the very beginning 4. knocked down
5. agreed to 6. talk!-round 7. e to 8. give in 9. in silence 10. go abroad
10. Translate the following sentences into English.
1. I just received a email in which Jessica expressed her regret of ending the relationship with her
beloved boyfriend.
2. She broke down at the loss of her family, and the impact of this miserable incident remained for
the rest of her life.
3. Both my parents object to my going abroad to further my studies. I wonder if I should give in or
try to talk them round.
4. Edgar was not good with words, so whenever Jessica vented her anger on him, he only enred
it in silence.
5. The cheerful background music matches his mood very well, for he!ˉs just got engaged to his
beloved girlfriend.
6. From time to time the system would utter a piercing noise indicating its inability to run properly.

Unit 6
5. Fill in the blanks with the words given below. Change the forms where necessary.
1. rejected 2. properly 3. judgment 4. employer 5. lack 6. feedback 7. qualified
8. suitable 9. candidate 10. confident 11. potential 12. punctual
6. Fill in the blanks with the expressions given below. Change the forms where necessary.
1. cope with 2. miss out 3. applied for 4. keep!-in mind 5. for a bit 6. reflecting on
7. fill out 8. get back 9. a variety of 10. To our amazement
10. Translate the following sentences into English.
1. Sometimes even if you are totally qualified for the job, you may still be rejected.
2. You should learn to cope with difficult situation. And even more important, don!ˉt look to others
for help.
3. To my shock/amazement, he was not only involved in a variety of extracurricular activities but
also had applied for a part-time job.
4. Keep in mind that one more failure is one step closer to success.
5. Don!ˉt dwell on the reasons that are out of your control, because this job doesn!ˉt entirely sui
you and your chances are slim.
6. Although you may not always like to hear negative feedback, whatever you do, don!ˉt burn your bridges.
Unit 7
5. Fill in the blanks with the words given below. Change the forms where necessary.
1. tuition 2. anxiety 3. horrors 4. switched 5. quarter 6. steady 7. roughly
8. prospects 9. disorder 10. represent 11. apparent 12. population
6. Fill in the blanks with the expressions given below. Change the forms where necessary.
1. were booked up 2. not getting anywhere 3. ups and downs 4. burst out 5. get along with
6. broke up with 7. in advance 8. had no choice 9. In spite of 10. take your own life
10. Translate the following sentences into English.
1. The students who seek psychological counseling represent only the tip of the iceberg. Most
students enre the stress in silence.
2. The horror movie overwhelmed him so much that he began to suffer from a sleeping disorder,
even insomnia.
3. Lisa had always been a straight-A student until her junior year, when she had to hold down two
part-time jobs to pay her tuition.
4. In spite of the result of the aptitude test, John decided to switch his major from accounting to
psychology.
5. He would rather remain a sales clerk, apparently because he prefers a steady life to a life full of
ups and downs.
6. The computer has broken down on more than one occasion. Isn!ˉt that enough for professional
help?

Unit 8
5. Fill in the blanks with the words given below. Change the forms where necessary.
1. chemical 2. soil 3. disturb 4. mixture 5. substance 6. ruin 7. consumers 8. stable
9. pollution 10. supplies 11. decay 12. main
6. Fill in the blanks with the expressions given below. Change the forms where necessary.
1. leaked out 2. e to 3. are known as 4. depend on 5. giving off 6. make up
7. live on 8. have used up
10. Translate the following sentences into English.
1. With the construction of the nuclear power plant, this city now doesn!ˉt have to worry about its
own electricity supply. Instead, it can supply electricity to other cities nearby.
2. These vegetables do not decay when kept at a relatively stable low temperature.
3. This city is known as the financial center of the country. The development of its economy
depends heavily on banking and foreign trade.
4. This plant only lives on the top of certain high mountains and gives off a very sweet smell in
spring.
5. The main cause of this area!ˉs water pollution i the chemical substance that leaks out of a paper
mill by the river bank.
6. This kind of litter is made up of a mixture of chemical waste. It has poisoned the soil, ruining it
completely.

⑥ 急求21世紀大學實用英語綜合教程第三冊7、8題答案、、、、正確的

第一單元
7.
1.Each time I look at the photographs I took in the countryside, I think of the friends that I made there.
2.Each time an experiment was performed, he would check and recheck the results obtained.
3.Each time I meet him on weekends, he is in high spirits and joins in all kinds of acitivitied whenever he can.
4.Every time she travels by plane, she feels nervous and worried about her own safety.
5.Every time I lose heart, he always tells me to take a positive attitude and look for the best result from anything that seems bad,
6.Every time you feel like smoking, remind yourself how much healthier you are without smoking.

8.
1. improve the situation instead of looking on the negative aspects.
2.Instead of going to work in a bad mood
3.If you had an axe instead of a knife
4.they chose him instead of you
5.under a tree instead of in the library
6.look younger instead of older
第三單元
7. 1. He used to be involved in community affairs,
2. You will soon get\be used to it.
3. and he used to take me around his laboratory.
4. It used to be a large orchard then,
5. he is used to being the center\focus of public attention
6. but back in his office he is used to giving orders

8. 1. I haven』t seen any snow since I moved to Florida.
2. I have spoken to him only once since the party.
3.She has been working for the company since she graated from college.
4. The English football team has not won the World Cup since 1996.
第四單元
7.
1. It wan』t until midnight that it stopped raining.
2. It wasn』t until yesterday that I noticed something wrong with the machine.
3. It wasn』t until they left the church that Jane discovered she had lost her watch.
4. It wasn』t until April 16,1917 that the United States entered the war.
5. It wasn』t until recently that the cure for the disease was developed.
6. It wasn』t until the harm was already done that they began to deal with the problem.

8. real; own; choices; other; more; belief; so; believe; Whether; set
第五單元
7
1. feel as if you were the most unfortunate person in the world.
2. feel as if he had accomplished a great deed.
3. felt as if I had known her for years.
4. feel as if some needles were piercing your skin?

8.
1. not to leave to tomorrow what ought to be done today.
2. not to judge a person by appearance
3. not to touch it
4. not to send him to boarding school
第六單元
7．
1. The girl could not read, nor could she write.
2. The boy is not satisfied with the living conditions, nor are his classmates
3. Ted was not at the meeting, nor was he at work yesterday
4. Mary hadn』t said a single word since supper, nor had her husband
5. They didn』t invite me, nor did they invite my parents
6. The parents never punish their child, nor does the teacher.

8
1. To my deep regret, I am unable to accept your kind invitation
2. To John』s surprise, this college graate couldn』t even operate the computer.
3. To the parents』delight, their son had fully recovered from the disease.
4. To our great disappointment, we played so well yet still lost.
5. To everyone』s shock, Brian died of a heart attack yesterday — he』s so young!
6. To the woman』s horror, she saw her neighbor killed in the accident.
第七單元
7: 1.Hopefully, the suicide rate among college students will soon be under control.
2. Several of the passengers were hurt. Luckily, none was killed.
3. Fortunately, a doctor was nearby when he suffered the heart attack.
4. Not surprisingly, people in large cities have begun sharing taxis in order to save both time and money.
5. Unfortunately, I didn』t have my credit card with me or I』d certainly have bought the beautiful dress for my girlfriend.

8: 1.It is said that only three people in the world can understand his theory.
2. It was reported that the divorce rate dropped by 1.5% last year.
3. It is known to us all that parents are our first teachers.
4. It was officially announced that the government would increase the funding for higher ecation.
5. It is thought that every European can speak English, but that』s just no
第八單元
7 1. with the completion of the bridge construction
2.with the introction of the new teaching method
3.with the pollution of their water and land
4.with the help of radioactive elements
8 1.Tom did not join the navy ，instead ，he decided to became an actor
2.Jack did not go to the library as had planet . instead，she met up some friends and went for a drink
3.Bob did not feel upset，instead，he remained happy even after their new car was stolen
4.Grace did not marry the young man she really loved .instead，she became the wife of a 77-year-old millionaire.

⑦ 21世紀大學實用英語綜合教程第三冊課後答案

Unit 8
5. Fill in the blanks with the words given below. Change the forms where necessary.
1. chemical 2. soil 3. disturb 4. mixture 5. substance 6. ruin 7. consumers 8. stable
9. pollution 10. supplies 11. decay 12. main
6. Fill in the blanks with the expressions given below. Change the forms where necessary.
1. leaked out 2. e to 3. are known as 4. depend on 5. giving off 6. make up
7. live on 8. have used up
10. Translate the following sentences into English.
1. With the construction of the nuclear power plant, this city now doesn』 have to worry about its own electricity supply. Instead, it can supply electricity to other cities nearby.
2. These vegetables do not decay when kept at a relatively stable low temperature.
3. This city is known as the financial center of the country. The development of its economy depends heavily on banking and foreign trade.
4. This plant only lives on the top of certain high mountains and gives off a very sweet smell in spring.
5. The main cause of this area』s water pollution is the chemical substance that leaks out of a paper mill by the river bank.
6. This kind of litter is made up of a mixture of chemical waste. It has poisoned the soil, ruining it completely.