I ______ have worried before I came to the new school, for my classmates here are very friendly to me.

A. mightn’t            B. mustn’t

C. needn’t            D. couldn’t

You ____ be Carol. You haven’t changed a bit after all these years.

A. must                B. can

C. will              D. shall

Without his wartime experiences, Hemingway____ his famous novel A Farewell to Arms.

A. didn’t write           B. hadn’t written

C. wouldn’t write        D. wouldn’t have written

—Can’t you stay a little longer?

—It’s getting late. I really _____go now, My daughter is home alone.

A .may                 B .can

C . must               D .dare

Had the governments and scientists not worked together , AIDS-related deaths _______ since their highest in 2005.

A. had not fallen         B. would not fall

C. did not fall           D. would not have fallen

It was really annoying; I _____ get access to the data bank you had recommended.

A. wouldn’t             B. couldn’t

C. shouldn’t            D. needn’t

Shakespeare's play Hamlet ________ into at least ten different films over the past years.

A. had been made         B. was made

C. has been made         D. would be made

—Do you think Mom and Dad ________  late?

—No. Swiss Air is usually on time.

A. were               B. will be

C. would be             D. have been

Hurry up! Mark and Carol  ________  us.

A. expect                  B. are expecting

C. have expected          D. will expect

The girl has a great interest in sport and ________ badminton classes twice a week over the last three years.

A. took                B. is taking

C. takes               D. has been taking