Unit 4 Body language Using language课时作业

Ⅰ.语法填空

阅读下面材料，在空白处填入适当的内容(1个单词)或括号内单词的正确形式。

What should you do if you are not able to sleep? The best thing is to try to avoid bad habits. __1__ you always go to bed and get up at about the same time, this sets a __2__ (health)rhythm in your life. Don't drink caffeine drinks in the evening. Smoking and alcohol can also keep you awake. You may have trouble __3__ (sleep)if you have a heavy meal just before you go to bed.

You may also find it difficult __4__(get)to sleep if you have a problem or something else on your mind. This is __5__ you need to relax. As you lie in bed, tense the muscles in your feet and then relax __6__. Continue up the body, tensing and relaxing the muscles until you reach the head. Start with the feet again if you are still tense. If you __7__ (think) about a problem or about something exciting that is going to happen the next day, get up and write about it. That will help to take it off your mind. You can also get up and read, but be sure to choose __8__ book that is not too interesting. __9__， you may get so interested that you won't want to go to sleep even when you feel sleepy.

Sleep well! Sweet __10__ (dream)!

1. ________　2. ________　3. ________

4. ________　5. ________　6. ________

7. ________　8. ________　9. ________

10. ________

答案与解析

【文章大意】　本文是一篇说明文。失眠会对人体健康造成极大危害。本文介绍了应对失眠的几个方法。

1. 答案　If

解析　考查连词。此处用If引导条件状语从句，意为"如果你总是按时睡觉并按时起床的话"。注意首字母大写。

2. 答案　healthy

解析　考查形容词。空格处修饰名词rhythm，应用形容词形式。故用healthy。

3. 答案　sleeping

解析　考查非谓语动词。have trouble (in) doing sth.意为"做某事有困难"。故填sleeping。

4. 答案　to get

解析　考查非谓语动词。分析句子结构可知，it为形式宾语，因此此处应用动词不定式to get to sleep作真正的宾语。故填to get。

5. 答案　when

解析　考查表语从句。句意：这时候你需要放松。空格处引导表语从句，且在从句中作时