17、Don’t be afraid of asking for help __________ it is needed.

A．unless                     B．since              C．although               D．when

16、Allen had to call a taxi because the box was _________to carry all the way home.

A．much too heavy                                   B．too much heavy

C．heavy too much                                   D．too heavy much

14、--- I've got your invitation.

--- Oh, good.         .

A. Can you come?            B. Thanks a lot.

C. I'll take it.                 D. May I help you?

13、--- I'm very          with my own cooking. It looks nice and smells delicious.

---Mm, it does have a           smell.

A. pleasant; pleased            B. pleased; pleased

C. pleasant; pleasant           D. pleased; pleasan

12、--- You are so lucky.

---What do you mean          that?

A. for                B. in

C. of                D. by

11、Prices of daily goods          through a computer can be lower than store prices.

A. are bought                B. bought

C. been bought               D. buying

10、John and I          friends for eight years. We first got to know each other at a Christmas party. But we          each other a couple of times before that.

A. had been; have seen         B. have been; have seen

C. had been; had seen          D. have been; had seen

9、I don't like talking on          telephone; I prefer writing          letters.

A. a; the                          B. the; 不填

C. the; the                      D. a; 不填

8、--- I think it's going to be a big problem.

--- Yes, it could be.

--- I wonder          we can do about it.

A. if                        B. how

C. what                     D. that