—What a nice classroom! —It _____ every day.A．is cleaningB．has cleanedC．must cle
题型：不详难度：来源：
—What a nice classroom!
—It _____ every day.| A．is cleaning | B．has cleaned | C．must clean | D．is cleaned |
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答案
| D |
解析
试题分析：句意：多整洁的教室啊！它每天都被打扫。It指代classroom,教室，与谓语动词是被动关系，所以用被动语态:be+过去分词；故选D。 |
举一反三
I think teenagers ____________ to choose their own clothes.| A．be allowing | B．should be allowed | C．be allowed | D．should allowed |
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---- Our city is developing so fast.
----Yes. Many modern buildings _____ in the city next year.| A．are built | B．will build | C．will be built | D．will be build |
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—Can I get my ears pierced, Mom? —No. As a student, you ________ do that.| A．are allowed to | B．should be allowed to | | C．may not | D．shouldn’t be allowed to |
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—Look! What a nice classroom! — Yes, it ________ every day.
A. is cleaning B. has cleaned C. is cleaned |
--- What should we do on No-smoking Day?
--- People aren’t _________ on that day.| A．allowed smoking | B．allowed to smoke | C．allowing to smoke | D．allow smoking |
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