题目内容

6．An official survey shows that electrical bicycles are now the most potential ________ to traffic accident．（　　）
A．causeB．tendencyC．invitationD．misfortune

分析 一项官方的调查显示，电动自行车现在是交通事故最具潜力的诱因．

解答 答案C．考查名词的词义辨析．cause一般与介词of搭配，表示"…的原因"．tendency趋势；invitation邀请，引诱，招致；misfortune不幸，灾祸，灾难．根据句意，交通事故的诱因，选C．

点评 考查名词辨析的题，熟记名词的意思，根据句意进行选择．

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