1、 How many hours per week should a Teaching Assistant work for?

　　2、 How about the stipend of assistantship? Will it be sufficient to cover li

　　ving expense and tuition?

　　3、 How is the weather in ***? Is it hot/cold in *** in summer/winter?

　　4、 How is the study in your school?

　　5、 How is the housing

　　客套话:

　　Prof: Hello, may I talk to ***?

　　I: Yeah, this is *** speaking、 Is that prof、 ##? Hi, good afternoon/evening/

　　morning?

　　、、、、、、

　　最后: Thank you for calling, good bye、

　　听不清时: Sorry, I can't hear you very clearly, would you please speak a lit

　　tle more loudly?

　　I beg your pardon?

　　不好回答时: Well, I have no idea of it now、 Can I reply you later by email?