大学英语四级语法部分练习题

　　18)“We didn't see him at the exhibition yesterday.”“He ___it.”

　　A) mustn't visit

　　B) can't have visited

　　C) should have gone to see

　　D) may see

　　19) Mary ____my letter， otherwise she would have replied before now.

　　A) should have received

　　B) has received

　　C) Couldn't have received

　　D) ought to have received

　　20) I ____ you a valuable present for your birthday， but I was short of money.

　　A) would have liked to give

　　B) liked to give

　　C) have liked to give

　　D) would like to give

　　21)“Where ____ my umbrella?”“Somebody ____ it away by mistake.”

　　A) is， must have taken

　　B) is， must take

　　C) have been， must take

　　D) is， takes

　　22) What ____ would happen if the director knew you felt that way?

　　A) will you suppose

　　B) you suppose

　　C) do you suppose

　　D) you would suppose

　　23) Two eyes ____see more than one.

　　A) can

　　B) may

　　C) will

　　D) should

　　24) ____ you continue in your efforts and achieve new and greater successes.

　　A) Would

　　B) Will

　　C) May

　　D) Should

　　25) We ought to help each other in our work， ____?

　　A) oughtn't we

　　B) should we

　　C) shouldn't we

　　D) ought to we

　　26) Tom ____ better than to ask Dick for help.

　　A) shall know

　　B) shouldn't know

　　C) has known

　　D) should have known

　　27) You ____ your tooth pulled out before it rot completely.

　　A) had better got

　　B) had to get better

　　C) had better to get

　　D) had better get

　　28) When we got to the cinema， the film hasn't started yet， so we ____.

　　A) needn't hurry

　　B) didn't need hurry

　　C) needn't to hurry

　　D) needn't have hurried

　　29) It was really very dangerous; you ____ him seriously.

　　A) might have injured

　　B) could injure

　　C) should have injured

　　D) must injure

　　30) As he had heart attack， he was told that he ____ continue the work.

　　A) needn'tB) may not

　　C) mustn't

　　D) can't

　　31) An Englishman who ____not speak Italian was once traveling in Italy.

　　A) must

　　B) could

　　C) may

　　D) might

　　32) I ____like to make a suggestion.

　　A) could B) would C) must D) might

　　33) I know things are hard with you， but you ____try to get over the difficulties.

　　A) can

　　B) may

　　C) must

　　D) ought

　　34 I can't find the recorder in the room. It ____ by somebody.

　　A) may have been taken away B

　　) may leave

　　C) may take away

　　D) must have taken away

　　35) He ____the 9：20 train because he didn't leave home till 9：25.

　　A) can reach

　　B) could catch

　　C) may not catch

　　D) couldn't have caught

　　情态动词部分练习题答案

　　1)A 2)C 3)A 4)C 5)B 6)C 7)D 8)D 9)D 10)D

　　11)D 12)C 13)D 14)B 15)B 16)B 17)B 18)C 19)C 20)A

　　21)A 22)C 23)A 24)C 25)A 26)D 27)D 28)D 29)A 30)C

　　31)B 32)B 33)C 34)A 35)D