用dubious about造句子，“dubious about”造句

Some Syrian financial experts are dubious about sanctions, fearing they could bolster support for the regime.

I am still dubious about that plan.

I am dubious about accepting the offer of the job.

I feel dubious about his honesty.

I remain dubious about her motives.

I am dubious about online video sites' business models.

The pious man is dubious about the vicious civilian’s vivid description of his vicinity to his wife.