While Stevehis car, hesome dents on the doors.A、washed; has disc

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问题 While Steve________his car, he________some dents on the doors.

选项 A、washed; has discovered
B、was washing; discovered
C、washed; was discovering
D、was washing; had discovered

答案 B

解析本题考查while引导时间状语从句的用法。从句中的动词用doing的形式，表示动作正在进行，根据句意，主句用一般过去时。had discovered表示动作发生在wash之前，不符合句意，故选B。

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While Steve________his car, he________some dents on the doors.A、washed; has disc