Exercise 1 选择题1.You _____pay the money ,but you _______do so at once.
A)need't/must
B)need/need
C)must/must
D)must/needn't
2.Comrade Wang_______be in Beijing because I saw him in town only a few minutes ago.
A)mustn't
B)can't
C)may not
D)couldn't
3.The car plunged into the river.The driver_______get out but the passengers were drowned.
A)was able to
B)succeeded to
C)could
D)has managed to
4.I _______the story at all.
A)don't like
B)like
C)would like
D)would not like
5._______I repeat the question?
A)Will
B)Shall
C)Would you like that
D)Do you want that
6."Do I have to get back this evening?" "No,you_______."
A)needn't
B)may not
C)can't
D)had better not
7.He ______to meet us at the station,but didn't see us.
A)did go
B)did went
C)goes
D)had gone
8."What are they doing there?" "They_______a meeting."
A)may have
B)must have
C)coule be having
D)might be having
9.Susan and I can go to the lecture_______.
A)but neither can Charles
B)and so Charles can
C)but Charles can't
D)and Charles can also
10."That must be a mistake.""No,it _______a mistake."
A)must not be
B)may not be
C)could not be
D)would not be

Exercise 2 辨认错误

1.Tom,you shouldn't(A)have run across(B)the street without looking around,you might(C) be knocked(D) down by a car.
2.You went to(A) the wrong shop.You ought to go(B) to the shop next to the cinema,but you went to(C) the shop by(D) the post office.
3.If you had(A) others(B) do(D) you homework ,you might as well having(D) them eat your lunch.
4.He asked(A) me a(B) second question before I couldn't(C) answer the(D) first one.
5.We had(A) better to review this chapter(B) carefully because we will(C) have(D) some questions on it in our test tomorrow.

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

Exercise 2
1. D (改为：have been knocked ）
2. B (改为：have gone)
3．D (改为：have)
4. C (改为：could)
5. B (改为：review this chapter)

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