1. You are expected to...
你要//应该…….

You are expected to work late tonight.
你今晚要加班.

2. You are (not) allowed to...
(不)允许你…….

You are not allowed to use my computer when I'm away.
我不在的时候不许用我的电脑.

3. You are (not) permitted to...
(不)允许你…….

You are not permitted to park your car here.
你不能把车停在这.

4. You are required to...
…要求你…….

You are required to show the ticket.
你必须出示门票.

5. You are supposed to...
你应该.......

You are supposed to have finished reading this novel by now.
到现在你应该看完这本小说了.

6. You don't have to...
…你没必要…….

You don't have to be present.
你不必到场.

7. You don't need to...
…你没必要…….

You don't need to do all that was required of us.
你没必要做要求我们做的一切.

8. You really have to do something about...
你的确应该处理一下…./你真得为…做点什么了.

You really have to do something about your poor pronunciation.
你真得为你糟糕的发音做点什么了.

9. You should avoid doing sth.
你应该避免做某事.

You should avoid being late for school.
你应该避免上学迟到.

10. You should make an effort to...
你应该努力…….

You should make an effort to improve your reading comprehension.
你应该努力提高你的阅读能力.