Sentence examples for quite doubtful from inspiring English sources

Even without knowledge of the details of the patents, this claim seems quite doubtful.

But whether Birmingham was ready for a food retailer that did away with all single-use plastics was, in the view of their respondents, quite doubtful.

Some people are enthusiastic about that, because they get really good services and they love it, but quite a lot of other people are either quite doubtful or outright skeptical about it.

Among the unknowns to be resolved is the car's basic layout: will the engine be in the front as it has been for 60 years (most likely), or will it at last be positioned behind the passenger compartment (quite doubtful), as many fans of exotic sports cars have long felt it needed to be?

The economy supposedly creating 873,000 new jobs in September, while losing 216,000 full time jobs, is also quite doubtful.

The efficiency of these products is quite doubtful, and the possibility exists that they may have been rejected by the former users to purchase more recent and efficient appliances.

Moreover, he said, the impact on job growth would be "quite tentative and perhaps doubtful".

To risk that asset for what I think would be quite tentative and perhaps doubtful gains on the real side would be, I think, an unwise thing to do.

It is quite phony and its effect is rather doubtful.

To risk that asset, for, what I think would be quite tentative and, uh, perhaps doubtful gains, on the real side would be an unwise thing to do.

Quite how doubtful was revealed in recent research from Harvard.