jpdb beta

One thing remains doubtful.

She regarded me suspiciously.

The correctness of the information is doubtful.

It is doubtful whether Bill will come.

It is doubtful whether this will work.

There is nothing suspicious about it.

It is doubtful whether he will pass.

I doubt if Bob will come on time.

I doubt the truth of his report.

It is doubtful whether the rumor is true or not.

It was not what he said, but the way he said it that made me suspicious.

It's doubtful if we'll finish in time for Christmas.

It is doubtful whether this method will work.

It is doubtful if we can get the engine working.

It is doubtful whether he will accept my proposal or not.

It is doubtful whether this machine works well or not.

We thought it doubtful whether it would clear soon.

It is doubtful whether he did his homework by himself.

I think it doubtful whether he will keep his word.

Tom doubts whether Mary is honest.

Before long, even one's own existence begins to seem doubtful.