The room ___________. It’s a real mess.A. must be cleaned upB. must cleaned upC.
题型：不详难度：来源：
The room ___________. It’s a real mess.
A. must be cleaned up
B. must cleaned up
C. must clean up |
答案
| A |
解析
试题分析：句意：这个房间必须打扫了。它真的很乱。结合语境可知句子主语是动作对象，故用被动语态。选A。
点评：此类题型主要是确定句子主语与谓语动词的关系。如果是主动关系则用主动语态，反之如果是动宾关系，则用被动语态。 |
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