While cleaning the snow on the road, .
A. a wallet was found on the ground.
B. a wallet appeared on the ground.
C. I found a wallet lying on the ground.
D. I found a wallet laid on the ground.
网友回答
A. a wallet was found on the ground.
B. a wallet appeared on the ground.
(答案→)C. I found a wallet lying on the ground.
D. I found a wallet laid on the ground.
解析：考查状语从句的省略。当状语从句的主语和主句的一致的时候，且谓语动词为be动词时，可以把主语和系动词一起省略。Cleaning的逻辑主语是I，必须是句子的主语。排除AB。Lie与wallet构成主动关系，使用现在分词。排除D项。句意：当我在清扫路上的积雪的时候，我注意到一个钱包躺在地上。故C正确。