The windows must _________ before you leave the room. A.be closed B.are closed C.close D.be close
A |
考察时态。句意:在你离开房间之前,不许关上窗户。结合语境可知本句主语为动作对象,故用被动语态。选A。 |
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The windows must _________ before you leave the room. A.be closed B.are closed C.close D.be close
A |
考察时态。句意:在你离开房间之前,不许关上窗户。结合语境可知本句主语为动作对象,故用被动语态。选A。 |
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