—What a kind person! But for your timely help，I      into great trouble．

   —Well，a friend in need is a舒end indeed

A．would have got              B．would get   

C．must have got         D．can’t have got

—The terrible accident is under investigation.

—Actually, quicker action ______ those workers trapped in the mine.

A. might have saved                        B. must have saved

C. should have saved                         D. could have saved

It is usually warm in my hometown in March, but it     be rather cold sometimes.

A. must                        B. need                 C. can                   D. would

Mr. Green requires that the students ______ cheat in any exam.

A. won’t                    B. can’t                   C. wouldn’t      D. not

Tom ______ full marks, but he was too careless and made a spelling mistake.

A. could gain        B. could have gained     C. must have gained      D. must gain

I won’t tell the student the answer to the math problem until he _____ on it for more than an hour.

   A. has been working                  B. will have worked

   C. will have been working             D. had worked

We ______ last night, but we went to the KTV instead.

A. must have studied     B. might study    C. could study D. should have studied

The gathering clouds suggested that it _______ and his wife suggested that he _______ an umbrella with him.

       A. should rain; should take                                B. was going to rain; might take

       C. was going to rain; take                                  D. would rain; must take

She ______ find any ______ employment.

A. wasn’t able to; normal                   B. shouldn’t; often

C. couldn’t; regular                                  D. mightn’t; ordinary

______ it rain tomorrow, we would have to put off the sports meeting.

A. Were                B. Should                   C. Would                    D. Will