Question

I am sure nobody will____ ____ his ____ ____(上他的老当)

RT

Answer 1

这道题其实是个选择题。

I am sure nobody will _ his old trick.
A. fall into B. drop for C. fall for D. run into

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fall for
vt.信以为真(对 ... 倾倒)
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例句
I can't believe you would fall for that old trick.
我不相信你会上那老把戏的当。
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答案是

I am sure nobody will fall for his old trick.

Answer 2

I am sure nobody will play into his hands.

play into someone's hands - 上某人的当