You _________ to eat snacks in the classroom.A．shouldn’tB．had better notC．oughtn
题型：不详难度：来源：
You _________ to eat snacks in the classroom.| A．shouldn’t | B．had better not | C．oughtn’t | D．needn’t |
|
答案
| C |
解析
试题分析：句意：你不应该在教室吃小吃。Should应该，后跟动词原形；had better最好，后跟动词原形；need需要，作情态动词时，其否定式为needn’t，后跟动词原形，作实意动词时其否定式为（do，does，did）not need；ought to应该，其否定式为oughtn’t to，后跟动词原形。所以选C。 |
举一反三
——Must I come to see you again?
——No, you _________.| A．mustn’t | B．can’t | C．may not | D．needn’t. |
|
— There’s somebody at the door. Who ______ it be? Is it the postman ?
—No, it ______ be him. It’s just seven o’clock. It’s too early.| A．may, can’t | B．will, won’t | C．may, mustn’t | D．must, may not |
|
--- Are you coming to Davy’s party, Kate ?
--- I’m not sure, I ________ go to the movies instead.| A．would | B．should | C．might | D．must |
|
You ______ wash your hands before meals. It is good for your health.
A. may B. can C. must |
— No, you ______.
A. needn’t B. mustn’t C. won’t |
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