仁爱版八年级上册Unit 2 Keeping Healthy Topic 3 同步练习（含答案）

Unit 2 Topic 3
助学
1.— Must we do exercise to prevent the flu 预防流感我们必须做运动吗？
— Yes, we must. / No, we don’t have to. / No, we needn’t. 是的，必须。/不，不必。
Must we / I … 的肯定回答：Yes, we /you must. 否定回答：No, we /you needn’t/don’t have to. 而不能用mustn’t。
have to 意思是“不得不，必须”，后跟动词原形。
He doesn’t have to walk so fast. 他不必走那么快。
2.Oh, can I leave a message 喔，我能留个口信吗？
leave a message 留言，留口信
类似的词组：take a message 捎口信give sb. a message 给某人带个口信；
3.It’s necessary for you to learn about first aid. 你有必要学习急救。
it 是形式主语，动词不定式短语to save the patients 是真正的主语。如：
It is important for us to learn English. 对我们来说，学习英语是很重要的。
4.tell sb (not) to do sth告诉某人(不要)做某事（ask,force,advise,want,would like,wish用法相似）
e.g. Please tell my father not to forget the talk tomorrow.
练习：The teacher _________us __________(clean) our classroom..
His mother _________ him _____________(玩耍) on the street. Because it’s too dangerous.
5.在方框中填上适当的反身代词。
单 数 第一人称 我自己 by oneself独自，亲自enjoy oneself玩得开心help oneself自便hurt oneself伤到自己teach oneself…=learn…by oneself自学…
第二人称 你自己
第三人称 她自己
他自己
它自己
复 数 第一人称 我们自己
第二人称 你们自己
第三人称 他们自己
用所给单词的适当形式填空
1. You’d better ________ (take ) more exercise .
2. When the flu spreads easily in spring , we had better not go to ________ (crowd) places .
3. Please tell my father ________ (take ) care of himself .
4. I taught ________ ( I ) English when I was young .
5. He enjoys ________ (play) football .
6. He helps his mother _________ (cook ) at home .
7. Must we keep the windows _________ (open ) all the time
8. They didn’t enjoy ___________ (they ) at the picnic .
9. I went to school _________ (with ) breakfast this morning , so I feel a little hungry now .
10. Children , help ________ ( your ) to some meat .
11. You need _________ (see ) a doctor .
12. We’re going to do some _________ ( shop ) tomorrow .
单项选择。
( )1.—Hello! May I speak to Mary —_______
A.I’m Mary. B.Mary is me. C.This is Mary speaking. D.I’m speaking.
( )2.My mother asked you _______ when you come back.
A.ring up her B.ring her up C.to ring up her D.to ring her up
( )3.You should _______ when your parents aren’t at home.
A.look yourself after B.take care for yourself
C.take care yourself D.take care of yourself
( )4.—May I ask you some questions, Dr. Wang —_______
A.You’re welcome. B.Sure, go ahead.
C.No, I’m busy. D.Yes, you must.
( )5.—Must I take part in the activity
—No, you _______. You’re too young. You should look after yourself.
A.mustn’t B.don’t C.can’t D.don’t have to
( )6. —Who taught _______ Japanese —I learned it by _______.
A.you; myself B.your; myself C.yourself; me D.yourself; myself
( )7. Longlong’s father is a businessman. He is very busy, so Longlong only talks _______ him _______ the phone.
A.to; in B.with; by C.with; on D.to; by
( )8.—May I watch TV, Mom —I’m afraid you _______.
A.should not B.can’t C.must not D.may not
( )9. Would you like _______ bananas A. some B. any C. a D. these
( )10. — Must I get up early tomorrow — No, ________.
A. you mustn’t B. I don’t think you should C. you can’t D. you needn’t
( )11. Have a drink. You _______ be thirsty after running.
A. should B. can C. will D. must
( ) 12. The teachers often tell us _______ late for class.
A. to be B. be C. not to be D. not be
( ) 13. Watching TV helps us open our mind. _______, it is also bad for our health.
A. Because B. So C. And D. On the other hand
( ) 14. Smoking is bad for our health. So we must say ______ it.
A. yes to B. no to C. sorry to D. hello to
( )15. Mother asks the little boy ______ play in the street because it is too dangerous.
A. doesn’t B. didn’t C. mustn’t D. not to
根据汉语提示完成句子。
1.You shouldn’t ______ _____ _______ ________(在网上工作)too long.
2. Parents should _______ their children _______ ______ (远离)animals.
3.Must we keep the windows open ______ ______ ______（一直）
4.We should often open the windows to ______ ______ ______ ______(保持空气清新).
5.In spring, you’d better not go to ______ ______（拥挤的地方）.
6.First, we should ______ ______ (增强体质)our bodies to prevent diseases.
7.对不起，他此刻不在。我能捎口信吗？
Sorry, she isn’t in at the moment. Can I ______ ______ _______
8.They have to get up early every day. （改为一般疑问句）
they get up early every day
9.Maria taught herself Chinese on the Internet .(同义句)
Maria _________ Chinese ______ ______ on the Internet .
10. Kangkang , you must look after yourself well . .(同义句)
Kangkang , you must ______ ______ ______ ______ yourself .
11. He could talk with his family on the phone . （提问）
______ ______ he talk with his family
Unit 2 Topic 3 keys
助学
1.— Must we do exercise to prevent the flu 预防流感我们必须做运动吗？
— Yes, we must. / No, we don’t have to. / No, we needn’t. 是的，必须。/不，不必。
Must we / I … 的肯定回答：Yes, we /you must. 否定回答：No, we /you needn’t/don’t have to. 而不能用mustn’t。
have to 意思是“不得不，必须”，后跟动词原形。
He doesn’t have to walk so fast. 他不必走那么快。
2.Oh, can I leave a message 喔，我能留个口信吗？
leave a message 留言，留口信
类似的词组：take a message 捎口信give sb. a message 给某人带个口信；
3.It’s necessary for you to learn about first aid. 你有必要学习急救。
it 是形式主语，动词不定式短语to save the patients 是真正的主语。如：
It is important for us to learn English. 对我们来说，学习英语是很重要的。
4.tell sb (not) to do sth告诉某人(不要)做某事（ask,force,advise,want,would like,wish用法相似）
e.g. Please tell my father not to forget the talk tomorrow.
练习：The teacher __tells__us ___to clean_(clean) our classroom..
His mother _tells_ him _not to play_(玩耍) on the street. Because it’s too dangerous.
5.在方框中填上适当的反身代词。
单 数 第一人称 myself 我自己 by oneself独自，亲自enjoy oneself玩得开心help oneself自便hurt oneself伤到自己teach oneself…=learn…by oneself自学…
第二人称 yourself 你自己
第三人称 herself 她自己
himself 他自己
itself 它自己
复 数 第一人称 ourselves 我们自己
第二人称 yourselves 你们自己
第三人称 themselves 他们自己
用所给单词的适当形式填空
1. You’d better _take_ (take ) more exercise .
2. When the flu spreads easily in spring , we had better not go to _crowded_ (crowd) places .
3. Please tell my father _to take_ (take ) care of himself .
4. I taught _myself_ ( I ) English when I was young .
5. He enjoys __playing__ (play) football .
6. He helps his mother _to cook / cook_ (cook ) at home .
7. Must we keep the windows _opened_ (open ) all the time
8. They didn’t enjoy __themselves__ (they ) at the picnic .
9. I went to school _without__ (with ) breakfast this morning , so I feel a little hungry now .
10. Children , help _yourselves_ ( your ) to some meat .
11. You need _to see_ (see ) a doctor .
12. We’re going to do some _shopping_ ( shop ) tomorrow .
单项选择。
( C )1.—Hello! May I speak to Mary —_______
A.I’m Mary. B.Mary is me. C.This is Mary speaking. D.I’m speaking.
( D )2.My mother asked you _______ when you come back.
A.ring up her B.ring her up C.to ring up her D.to ring her up
( D )3.You should _______ when your parents aren’t at home.
A.look yourself after B.take care for yourself
C.take care yourself D.take care of yourself
( B )4.—May I ask you some questions, Dr. Wang —_______
A.You’re welcome. B.Sure, go ahead.
C.No, I’m busy. D.Yes, you must.
( D )5.—Must I take part in the activity
—No, you _______. You’re too young. You should look after yourself.
A.mustn’t B.don’t C.can’t D.don’t have to
( A )6.—Who taught _______ Japanese —I learned it by _______.
A.you; myself B.your; myself C.yourself; me D.yourself; myself
( C )7. Longlong’s father is a businessman. He is very busy, so Longlong only talks _______ him _______ the phone.
A.to; in B.with; by C.with; on D.to; by
( B )8.—May I watch TV, Mom —I’m afraid you _______.
A.should not B.can’t C.must not D.may not
( A )9. Would you like _______ bananas A. some B. any C. a D. these
( D )10. — Must I get up early tomorrow — No, ________.
A. you mustn’t B. I don’t think you should C. you can’t D. you needn’t
( D )11. Have a drink. You _______ be thirsty after running.
A. should B. can C. will D. must
( C ) 12. The teachers often tell us _______ late for class.
A. to be B. be C. not to be D. not be
( D ) 13. Watching TV helps us open our mind. _______, it is also bad for our health.
A. Because B. So C. And D. On the other hand
( B ) 14. Smoking is bad for our health. So we must say ______ it.
A. yes to B. no to C. sorry to D. hello to
( D )15. Mother asks the little boy ______ play in the street because it is too dangerous.
A. doesn’t B. didn’t C. mustn’t D. not to
根据汉语提示完成句子。
1.You shouldn’t _work_ _on__ _the_ _Internet_(在网上工作)too long.
2. Parents should _keep_ their children _away_ _from__ (远离)animals.
3.Must we keep the windows open _all_ _the_ _time_（一直）
4.We should often open the windows to _keep_ _the_ _air_ _fresh_(保持空气清新).
5.In spring, you’d better not go to _crowded_ _places_（拥挤的地方）.
6.First, we should _build_ _up_ (增强体质)our bodies to prevent diseases.
7.对不起，他此刻不在。我能捎口信吗？
Sorry, she isn’t in at the moment. Can I _take_ __a_ __message_
8.They have to get up early every day. （改为一般疑问句）
Do they have to get up early every day
9.Maria taught herself Chinese on the Internet .(同义句)
Maria __learned__ Chinese _by_ _herself_ on the Internet .
10. Kangkang , you must look after yourself well . .(同义句)
Kangkang , you must _take_ _good_ __care_ _of_ yourself .
11.He could talk with his family on the phone . （提问）
_How_ _could_ he talk with his family