should的使用方法：
should用来提出建议和忠告，后边加动词原形，否定句直接在should后边加not.
比如：I think you should eat less junk food.
我觉得你应该少吃垃圾食品。
She drives a lot and she seldom walks. So I think she should walk a lot.
她常常开车，极少走路。所以我觉得她应该多走路。
Students shouldn’t spend too much time playing computer games.
学生们不应当花太多的时间玩计算机游戏。
学习向其他人提建议的几种句式：
I think you should…
Well, you could…
Maybe you should …
Why don’t you…?
What about doing sth.?
You’d better do sth.
★★练一练★★
用should或shouldn’t填空
1. I can’t sleep the night before exams.
You |||||| take a warm shower before you go to bed.
2. Good friends |||||| argue each other.
3. There is little milk in the glass. We ||||||| buy some.
4. They didn’t invite you? Maybe you |||||| be friendlier.
5. I am a little bit overweight. So I think I ||||||| do exercises every day.
答案：
1. should 2. shouldn’t 3. should 4. should 5. should
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（编辑：王美娇）
