—Listen ! Helen is singing in the next room.—It __________ be Helen. She is in T
题型：不详难度：来源：
—Listen ! Helen is singing in the next room.
—It __________ be Helen. She is in Tianjin now. | A．can’t | B．mustn’t | C．may not | D．shouldn’t |
|
答案
| A |
解析
| 根据后文的答语She is in Tianjin now，可作出推测，不可能是Helen，故选A |
举一反三
—Must I come back before supper, mum?
—No, you .| A．can’t | B．mustn’t | C．don’t | D．needn’t |
|
-----Can I watch TV, Mom?
-----No, you . You to do your homework first.| A．don’t; have | B．can’t; can’t | C．can’t; have | D．do; must |
|
— May I take the magazine out of the reading room?
— No, you can’t. You ______ read it here. It’s the rule.| A．must | B．would | C．may | D．might |
|
Kids _________ use the computers to draw in the future.| A．can | B．could | C．will be able to | D．will can |
|
Everyone ______ be polite to the old people.| A．may | B．should | C．can | D．could |
|
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