问题 选择题

While Helen _____ along the river after supper, she ____ a wallet lying on the roadside.

A. was walking; was finding            B. walked; found

B. walked; was finding                 D. was walking; found

答案

答案:D

题目分析:While引导的从句表示两个动作同时进行或紧接着发生,find为短暂性动作,通常不用进行时,句意为:晚饭后海伦沿着河边散步的时候,发现路边有个钱包。故选D。

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