| 1. 单选题 | |
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—Shall I go and buy two more bottles of beer?
—No, I've got six. That _______ be enough for us two.
A . can
B . need
C . should
D . has to
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| 2. 单选题 | |
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I knew she was in because I heard the radio, but she didn't open the door. She _______ the bell.
A . might not hear
B . mustn't have heard
C . couldn't hear
D . may not have heard
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| 3. 单选题 | |
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—You rang me up at about 10: 00 last night, didn't you?
—No. I didn't phone you. It _______ someone else.
A . could have been
B . could be
C . must be
D . must have been
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| 4. 单选题 | |
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—Can I smoke here?
—No. Go to the smoking section, if you____.
A . must
B . can
C . shall
D . may
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| 5. 单选题 | |
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He ____ such a large house, though he was very glad.
A . need buy
B . hadn't bought
C . shouldn't have bought
D . needn't have bought
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| 6. 单选题 | |
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You __________ buy a gift, but you can if you want to.
A . must
B . mustn't
C . have to
D . don't have to
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| 7. 单选题 | |
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"The interest be divided into five parts, according to the agreement made by both sides," declared the judge.
A . may
B . can
C . must
D . shall
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| 8. 单选题 | |
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Why didn't you tell me there was no meeting today? I all the way here through the heavy snow.
A . needn't have driven
B . couldn't have driven
C . should have driven
D . must have driven
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| 9. 单选题 | |
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Though we are surrounded with modern technologies, we ________easily feel lonely.
A . must
B . need
C . should
D . can
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| 10. 单选题 | |
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—Is it good to look up every new word when I come across it in reading?
—No. You ________, because you are likely to guess the meaning from the context.
A . can't
B . mustn't
C . don't have to
D . ought not to
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