12.(NMET 2000, 15)—Are you coming to Jeff's party

—I'm not sure.I _______ go to the concert instead.

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

11.(2001上海春季, 27) Mr.Bush is on time for everything.How _______ it be that he was late for the opening ceremony

B.should C.may D.must

10.(NMET 2001北京春季, 6) — Write to me when you get home.

—_______.

A.I must B.I should

C.I will D.I can

9.(2001上海, 34)You can't imagine that a well-behaved gentlemen _______ be so rude to a lady.

A.might B.need

C.should D.would

8.(NMET 2001, 33) I was really anxious about you.You _______ home without a word.

A.mustn't leave B.shouldn't have left

C.couldn't have left D.needn't leave

7.(2002 上海春季, 28) Oh, I'm not feeling well in the stomach, I so much fried chicken just now.

A.shouldn't cut11 B.mustn't have eaten

C.shouldn't have eaten D.mustn't eat

6.(NMET 2002 北京春季, 29) — I hear you've got a set of valuable Australian coins._______ I have a look

— Yes, certainly.

A.Do B.May C.Shall D.Should

5.(2002 上海, 27) It has been announced that candidates _______ remain in their seats until all the papers have been collected.

B.will C.may D.shall

4.(NMET 2002 北京, 31) — I heard they went skiing in the mountains last winter.

— It _______ true because there was little snow there.

A.may not be B.won't be

C.couldn't be D.mustn't be

3.(NMET 2002, 25)—Is John coming by train

—He should, but he _______ not.He likes driving his car.

C.need D.may