以下是人教版必修四第四单元的口语话题，请任选其中的一个准备1分钟内的口语表达。
1.What do you think is the purpose of language?
2.There are many different ways to greet someone using words. How many ways can you think of to greet someone if you CANNOT speak?
3."When in Rome, do as the Romans do." What do you think this famous saying means?
4.Someone said that " Body language is not good or bad" , do you agree with it? Why or why not?
5.Why should we be careful with our body language? What are some situations where we need to be very careful about our body language and gestures?
6.What are some jobs in which using body language is extremely important?
7.Do you think knowing some information about body language will benefit you?
8.Who always use body language? And when body language is used?
9.How is body language different from spoken language? What do they have in common?