I challenged him to a game of chess.

我向他挑战，要跟他下一盘棋。

youdao

I challenged him to show his proof.

我的工作是教她英语。

youdao

I did not think he was right, so I challenged him.

我认为他是不对的，因此向他提出质疑。

youdao

Sensing his purpose was not clear, I challenged him to think more deeply and fundamentally about his business.

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Sitting right behind him, in the next row back, I challenged him on the case, asking what he would do if the company were broken up.

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"I called the journalist who first wrote this and challenged him to show proof, " he says.

FORBES: Rice War