题目内容
【题目】People always keep the door______ in North China in winter .
A. close B. closed C. closing D. to close
【答案】B
【解析】句意：在冬天华北地区的人们总是把门关严。短语keep the door+done，这里door与close之间是被动关系，所以应该用过去分词。故选B。
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题目内容
【题目】People always keep the door______ in North China in winter .
A. close B. closed C. closing D. to close
【答案】B
【解析】句意：在冬天华北地区的人们总是把门关严。短语keep the door+done，这里door与close之间是被动关系，所以应该用过去分词。故选B。