You read a book in the sun—it’ll do harm to your eyes.A．couldn’t B．woul
题型：不详难度：来源：
You read a book in the sun—it’ll do harm to your eyes.| A．couldn’t | B．wouldn’t | C．needn’t | D．mustn’t |
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答案
| D |
解析
| 本题考查情态动词。句中mustn’t表示“禁止”之意。句意：禁止在阳光下读书——会对你的眼睛有害的。 |
举一反三
---Must I fill in the form? --No, _______.| A．you must | B．there’s no need | C．you needn’t have | D．you needn’t to |
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I promised to get there before 5 o’clock, but now the rain is pouring down. They _______ for me impatiently. | A．may wait | B．ought to wait | C．could wait | D．must be waiting |
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He ______ told you that because you have known the truth. | A．needs not have | B．need not have | C．need not has | D．does not need have |
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It is not like her to be so impolite; she you when you greeted her.| A．might not have heard | B．should not have heard | C．mustn’t hear | D．shouldn’t hear |
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He suggested the person referred ________ put into prison.| A．is | B．be | C．to be | D．should be |
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