----You didn’t wait for Mr. Smith last night, did you?

---- Yes, but we _______. He didn’t return home at all.

A. needn’t have      B. should have    C. didn’t need to      D. don’t have to

______ surprised me most was the suggestion that he ______.

A. That; should make                        B. That; had made

C. What; should make                       D. What; had made

The house is in _____ bad condition that it badly requires _____. 

A. such; being fixed       B. such; fixing       C. so; to fix     D. so; to be fixed

No conclusion _________ about the new product until the result of the experiment has been announced.

A. is drawn       B. was drawn        C. will be drawn      D. has been drawn

Don't you think it a pity that John ______ have behaved roughly toward us?

A．should         B．would          C．could      D．might

The well-known director, two of________ films won Oscar awards, is said to have retired.

A. which            B. whom           C. whose           D. his

Whether you believe it or not, it was________ caused the serious accident.

A. because of your carelessness that         B. because you were careless

C. you were careless that                   D. your being carelessness that

We paid ________ cash in the hope that we can get a 15% _________.

A. by , count       B. with ,  account       C. in , discount      D. in , charge

He is such a clever student _________ everyone likes.

A. that            B. who            C. whom.          D. as 

In the end , he turned ______history teacher, who had______ good knowledge of history, especially ______ history of ______Ming Dynasty.

A. a,/,the, a        B. /,a ,the, the       C. /,a, the,/         D. a, a, the,/