新概念英语1课文原文:Lesson 30 What must I do? 我应该做什么？
James&Aaron 趣味科学启蒙（中英双语）
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新概念英语1课文原文:Lesson 30 What must I do? 我应该做什么？
New words and expressions 生词和短语
| empty /'empti/ v. 倒空，使……变空 | take off /'teik-ɔf/ 脱掉 |
| read /ri:d/ v. 读 | turn on /'tə:n-ɔn/ 开（电灯） |
| sharpen /'ʃɑ:pən/ v. 削尖，使锋利 | turn off /'tə:n-ɔf/ 关（电灯） |
| put on /'put-ɔn/ 穿上 |
Written exercises 书面练习
A Rewrite these sentences.模仿例句写出相应的祈使句。
Example：
The cup isn't empty. Empty it!
1 The window isn't clean.2 The door isn't shut.3 The wardrobe isn't open.
B Look at this table：
注意下表：
| Shut the | stereo |
| Open the | tap |
| Put on your | blackboard |
| Take off your | cup |
| Turn on the | window |
| Turn off the | cupboard |
| Sweep the | magazine |
| Clean the | knives |
| Dust the | shirt |
| Empty the | door |
| Read this | floor |
| Sharpen these | shoes |
Now write eleven sentences.模仿下面的例句写出11句表示命令的句子。
Example：Shut the door!
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