I doubt if his aims are the same as mine.

我怀疑他的目的是否与我相同。

youdao

I doubt if his girlfriend will forgive him.

我怀疑他女朋友是否会原谅他。

youdao

I doubt if his promises will ever come to pass.

我怀疑他的那些许诺是否会兑现。

youdao

And, quite honestly, I doubt if I would be as remorseful as this young father on his ranch near Shiner.

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We tracked his progress if you could call it that, which I doubt here at Forbes Leadership.

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Before that, I doubt if I could remember if he was at work on a given day, let alone the color of his shirt.

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