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:
解析:
|
他发现一个男子正把手伸进乘客的口袋,因此应填putting,作宾语补足语。 |
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