While there is some debate, it seems more doubtful that what the experiments observed was the supersolid state.

That too seemed doubtful, and even if they tried they were unlikely to succeed.

Though Thexter had seemed doubtful, earlier, regarding Gancy, his qualms were no longer present.

Seemed doubtful that Helena would mention having written me a letter.

This had seemed so doubtful, and grown worse, yet suddenly had turned out so well.

The doctors seemed doubtful, and gave as their opinion-a decided shake of the head.

Lowell seemed doubtful but did not pursue the point.

On screen, the characters' fates were being complicated by love, and the success of the assassination plot was seeming doubtful.

The physicist peered closely at the other and seemed doubtful.

Smith seems doubtful this week, so Davis may face full-time duty.