We would have called a taxi yesterday if Harold ______us a ride home.

   A. didn't offer  B. wouldn't offer  C. hasn't offered   D. hadn't offered

His play was popular and every time ______about it, he owed his success to the support of his friends.

   A. talking        B. talked         C. to talk          D. when talking

I should very much like to have gone to the party, but ______.

   A. I'm not invited                   B. I won't be among the invited　

   C. they won't invite me              D. they didn't invite me

______, I believe, and you will find Tom is very outgoing.

   A. Having a talk with the student   B. Given a talk with the student

   C. One talk with the student         D. If you have a talk with the student

Babies’ health is much more likely to be affected if______ parent smokes．

    A. both             B. none        C. neither      D. either

The continuous rain ______ the harvesting of the wheat crop by two months.

    A. set back        B. set off       C. set aside       D. set out

--Do you think you will give me a hand in time of trouble?

   --I’d like to do something for you ______ everything you’ve done for me.

    A. in exchange      B. in turn      C. in return for    D. in terms of

The bus hit against a tree in the fog and ______to the deep valley，with ten passengers killed and twenty wounded.

    A. down did it roll                     B. down rolled it      

    C. it down rolled                           D. down it rolled

______in a science competition, the three students were awarded scholarships totaling $ 21, 000.

    A. To be judged the best               B. Judged the best

    C. Having judged the best　             D. Judging the best

-----Have you got used to the Chinese food, Robert?

-----Yes, but I don't like ______ when a Chinese host keeps serving me the food I don't like.

A. this             B. that         C. those            D. it