It is usually warm in my hometown in March, but it ____be rather cold sometimes.
题型：不详难度：来源：
It is usually warm in my hometown in March, but it ____be rather cold sometimes.| A．must | B．can | C．should | D．would |
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答案
| B |
解析
| 此题考查情态动词的基本用法。Must必须;can能;should 应该; would将要.句意:在我家乡三月通常很暖和,但是有时可能相当冷.结合语境可知选B. |
举一反三
— Could I borrow your dictionary?
— Of course you ______. | A．must | B．can | C．should | D．need |
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—Look! The boy in the white shirt ___be Tom.
--It ____be him. I saw him enter the library just now. | A．must; can’t | B．must; mustn’t | | C．may; shouldn’t | D．may; mustn’t |
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---Must we donate our pocket money to the poor right now?
---No, you _______. You can think it over and do it before Friday.| A．mustn’t | B．needn’t | C．can’t | D．couldn’t |
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—______ I take the magazine away from the reading room?
— No, you mustn’t. You ______ read it only here.| A．Must; must | B．Must; can | C．Need; must | D．May; can |
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--______ we clean the classroom at once?
--No, you _____. You____ clean it after school.| A．Must, needn’t, may | B．Must, mustn’t, can | | C．Shall, can’t, must | D．Need, mustn’t, may |
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