题目内容
3.Having lost his key,________.( )A. | he couldn't enter the room | B. | the gatekeeper offered to help | ||
C. | the door was forced open | D. | the room couldn't be entered |
分析 丢了钥匙,他没法进房间.
解答 答案:A句中having lost his key是现在分词短语,在句中作原因状语,和后面句子的主语要构成主谓关系,可以排除CD;选项B的主语gatekeeper不是lose的动作发出者.故选A.
点评 本题考查句子结构.现在分词作状语时,要和后面句子的主语构成主谓关系,且句意要通顺.
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