—What made him so worried.—his wallet.A. Having lostB. LosingC. LoseD. Lost

发布时间：2020-08-17 03:16:57

—What made him so worried.
—    his wallet.
A. Having lost
B. Losing
C. Lose
D. Lost

网友回答

A. Having lost
(答案→)B. Losing
C. Lose
D. Lost
解析：考查动名词短语做主语。本句使用losing his wallet作为句中的主语。ACD三项不能在句中做主语。句意：—什么事情让他如此担忧？—丢了钱包。故B正确。
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