40．Tom had an accident yesterday．His teacher sent him to the hospital _________(quick)．

B)根据句意及汉语提示，写出各单词的正确形式，每空一词。

39．There are many kinds of dictionaries in the bookstore．I have difficulty _________(choose)one．

38．--Have you _________(hear)from your pen friend recently?

--No，I'm looking forward to his e-mails．

37．I like listening to light music．It can make me feel _________(relax)．

A)根据句意，用括号中所给单词的正确形式填空，每空一词。

36．He was such a careless boy that he hurt his two _________(foot)badly just now．

15．Could you tell me _________?

A．which team won the first prize in the NBA finals last year

B．how long has Obama been the President of the USA

C．when did the terrible earthquake happen in Sichuan

D．why can't so many college students find jobs