Unit 2 Keeping Healthy Topic 3八年级英语仁爱版上册课前导学（含答案）

（6）Unit 2 Keeping Healthy 3. Must we exercise to prevent the flu —八年级英语仁爱版上册课前导学
一、基础知识
1.重点短语
1. ____________________ 阻止某人做某事
2.keep sb. from doing sth. 阻止某人做某事，此处from不可省略。
3. ____________________ 随便吃
4. ____________________ 过得愉快
5.teach oneself 自学
6.make oneself at home 别拘束
7.by oneself 亲自
8. ____________________ 沉醉于……
9.say to oneself 自言自语
10. ____________________ 过量运动
11. ring sb. up = call sb. up (rang) 给某人打电话
12. ____________________ 做演讲（报告）
13. help you with your study = help you study 帮你学习
14. have healthy eating habits 养成健康的饮食习惯
15. ____________________ 另一方面
16. stay away from smoking and drinking 远离吸烟和喝酒
17. warm up 热身
18. ____________________ 伸展你的腿
19. get your body moving 让你的身体动起来
20. ____________________ 建议你做某事
2.重点句型
1.May I ask you some questions --Sure, go ahead.
2.---Hello! Could I speak to Dr. Lee Yuping, please ---I’m afraid he’s busy right now.
3.Can I leave a message？
4.Please tell my father not to forget the talk tomorrow afternoon.
5.You should say no to smoking and drinking.
6.---Must we keep the windows open all the time
---No, we don’t have to./No, we needn’t.
二、练习
1.Today is Sunday. He _____ get up early.
A.doesn't have to B.didn't have to C.won't have to D.have to
2.It's bad for your health to work _____ the Internet too long.
A.in B.on C.for D.at
3.—Must I stay here all the time
—No, you _____.
A.needn't B.must C.mustn't D.need
4.—Tom, you should keep your room _____.
—I will, Mom.
A.clean B.cleaning C.cleaned D.to clean
5.It's nothing serious. You don't have _____ any medicine.
A.takes B.to take C.taking D.take
答案以及解析
一、基础知识
1.重点短语
1.prevent /stop sb. (from) doing sth. 阻止某人做某事
2.keep sb. from doing sth. 阻止某人做某事，此处from不可省略。
3.help oneself to 随便吃
4.enjoy oneself过得愉快
5.teach oneself 自学
6.make oneself at home 别拘束
7.by oneself 亲自
8.lose oneself in ... 沉醉于……
9.say to oneself 自言自语
10. play sports too much 过量运动
11. ring sb. up = call sb. up (rang) 给某人打电话
12. give a talk/speech to sb. 做演讲（报告）
13. help you with your study = help you study 帮你学习
14. have healthy eating habits 养成健康的饮食习惯
15. on the other hand 另一方面
16. stay away from smoking and drinking 远离吸烟和喝酒
17. warm up 热身
18. stretch your legs (stretches) 伸展你的腿
19. get your body moving 让你的身体动起来
20. advise sb. to do sth. 建议你做某事
二、练习
1.答案：A
解析：主语是第三人称单数, 时态是一般现在时。故选A。
2.答案：B
解析：在因特网上用介词on。故选B。
3.答案：A
解析：must引出的一般疑问句, 否定回答可用needn't。故选A。
4.答案：A
解析：keep+名词+形容词意为"使......处于某种状态"。故选A。
5.答案：B
解析：don't have to do sth.意为"没必要做某事"。故选B。