With the help of the smart phones, you ____ video chat with your friends on the
题型：不详难度：来源：
With the help of the smart phones, you ____ video chat with your friends on the phone.| A．can | B．must | | C．need | D．should |
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答案
| A |
解析
试题分析：句意：在智能手机的帮助下，你可以在电话上和你的朋友视频聊天。A. can能够，可以； B. must必须； C. need需要； D. should应该，根据句意此题选A。
考点:考查情态动词的用法 |
举一反三
---Look at that girl! Is that Susan?
---No , it _______ be her. She has gone back to her hometown.| A．mustn’t | B．can’t | | C．must | D．might |
|
---Lucy doesn’t mind lending you her dictionary.
---I think she doesn’t, but I ________do so. I’ve already borrowed one.| A．needn’t | B．mustn’t | | C．can’t | D．shouldn’t |
|
—Look! The man at the gate _______be our headmaster. He is always standing there every morning.
—No, it_______ be him. He is holding a meeting in the office now.| A．must; can’t | B．must; mustn’t | | C．can’t; can’t | D．can’t; mustn’t |
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—Must I hand in my homework now， Mr.Smith?
—No，you ________.| A．can’t | B．shouldn’t | | C．wouldn’t | D．needn’t |
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— you sing the song Where Are You Going, Daddy?
— Yes. It’s easy.
A. Can B. May C. Must |
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