历年TOEFL听力段子中最常考的建议类结构汇编：
1） You should
2） I suggest / I propose / I recommend
3） proposal / tips / suggestion / advice/ recommedation
4） had better do sth. / be better off doing sth.
5） How about…? / What about…?
6） Why not…? / Why don’t you…?
7） If I were you, I would…/ I wouldn’t…
8） Would it make things go faster if you…?
9） Maybe / Perhaps you…
10)  How does … sound?