doubtful of

Glaciologists have been doubtful of that 2035 date since the report came out.

I was doubtful of the merits of such restrictions, but then this may have been the only way to cut off the power demand for money.

To be frank, I'm doubtful of the result of your examination.

However, quite a few researchers are doubtful of this new structure model.

And if you do take one, you'll probably make the shop assistants feel unease, they might be doubtful of your intentions.

If the umpire is doubtful of the legality of a service he may, on the first occasion in a match, declare a let and warn the server.

with the external world scepticism, I'm doubtful of that there is anything beyond my perceptions.

Eextremecclyfirst is doubtful of her a spy.

I'm doubtful of what he said.

This change of position on the left flank made Pierre more than ever doubtful of his capacity for comprehending military matters.

If you have sorrowful past, perhaps he would be doubtful of your heart.

Perhaps he changed his mind, but I am still doubtful of this.

The committee was doubtful of his qualification.

This behavior of saying one thing and doing another made American professors doubtful of honest and credit of Chinese students.

The agreement seemed doubtful of achievement.

Everyone was doubtful of its truth at first, but his statement in detail held up.

I'm doubtful of the team's chances in the match.

I am doubtful of his passing.

The self-confidence will be weaken while you are doubtful of your capacity and sense at your working time, is that true?

I am doubtful of the team's chance in the match.

Have you ever been doubtful of your identity as an artist?

But many governments have become doubtful of their ability to cope with urbanization on such an enormous scale;

She was doubtful of his good intentions

and doubtful of what we can achieve to put their hands on the arc of history