Unit 2 Keeping Healthy Topic 2 I must ask him to give up smoking. 八年级英语仁爱版上册课前导学（含解析）

（4）Unit 2 Keeping Healthy 2. I must ask him to give up smoking.—八年级英语仁爱版上册课前导学
一、基础知识
1. 重点单词
1. _________ adj.疲倦的,疲劳的
2. _________ v. 使发生,引起,导致 n. 原因,起因
3. _________ n. 废弃物,垃圾 v.乱丢杂物
4. _________ n.一餐(饭)
5. _________ prep. 没有,缺乏;不和……在一起
2. 重点短语
1. _________ 熬夜
2. _________ 对……有害
3. _________ 看医生
4. _________ 在晚上
5. _________ 在阳光下
6. _________ 把……放进……
7. _________ 晨练
8. _________ eth 刷牙
9. be sorry to 抱歉做……
10. have a rest 休息一下
3. 重点句型
1.Staying up late is bad for your health.
2.It will keep you active during the day.
3.How terrible!
4.It's good for your health.
5.Don't read in the sun
二、练习
1.—Young kids shouldn't go swimming alone.
—_____ It's too dangerous.
A.I agree with you. B.You're welcome.
C.It doesn't matter. D.I don't think so.
2.It's very _____ of you to speak in front of so many people.
A.kind B.nice C.brave D.funny
3.Mary, you _____ come home before 9:00. It's not safe outside if it's too late.
A.can B.mustn't C.must D.can't
4.The old woman has lived here for a long time, so she _____ know something about it.
A.can B.may C.maybe D.may be
5.Don't eat _____ sugar. It is not good for you.
A.too many B.many too C.too much D.much too
答案以及解析
一、基础知识
1. 重点单词
1. tired adj.疲倦的,疲劳的
2. cause v. 使发生,引起,导致 n. 原因,起因
3. litter n. 废弃物,垃圾 v.乱丢杂物
4. meal n.一餐(饭)
5. without prep. 没有,缺乏;不和……在一起
2. 重点短语
1. stay up 熬夜
2. is bad for 对……有害
3. see a doctor 看医生
4. at night 在晚上
5. in the sun 在阳光下
6. put…into… 把……放进……
7. morning exercises 晨练
8. brush one's teeth 刷牙
9. be sorry to 抱歉做……
10. have a rest 休息一下
二、练习
1.答案：A
解析：由It's too dangerous.可知回答者同意这以上观点。故选A。
2.答案：C
解析：在很多人面前讲话是勇敢的行为。故选C。
3.答案：C
解析：根据下一句可知必须早点回家, 否则不安全。故选C。
4.答案：B
解析：may表示可能。故选B。
5.答案：C
解析：sugar为不可数名词, 应用much修饰。too much sugar意为"太多糖"。故选C。