题目内容
He looked around and caught a man _______ his hand into the pocket of a passenger.
|
A.put |
B.to be putting |
C.to put |
D.putting |
【答案】
D
【解析】本题考查非谓语动词。catch sb doing sth 意为“碰上某人在做某事”或“逮住某做某事”。
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