题目内容
【题目】While you are out, you should keep your doors and windows ___.
A.closed
B.to close
C.closing
D.being closed
【答案】A
【解析】句意：“当你外出时，要使门窗保持关闭。”doors and windows和close之间为动宾关系，故用过去分词done作宾语补足语。
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题目内容
【题目】While you are out, you should keep your doors and windows ___.
A.closed
B.to close
C.closing
D.being closed
【答案】A
【解析】句意：“当你外出时，要使门窗保持关闭。”doors and windows和close之间为动宾关系，故用过去分词done作宾语补足语。