doubtful

“Dearest,” exclaimed Valentine, with her adorable smile, “awake, and look at me!” Morrel uttered a loud exclamation, and frantic, doubtful, dazzled, as though by a celestial vision, he fell upon his knees.

Matthew and Marilla don’t know anything about children and they’ll expect him to be wiser and steadier than his own grandfather, if so be’s he ever had a grandfather, which is doubtful.

Alice was rather doubtful whether she ought not to lie down on her face like the three gardeners, but she could not remember ever having heard of such a rule at processions; “and besides, what would be the use of a procession,” thought she, “if people had all to lie down upon their faces, so that they couldn’t see it?” So she stood still where she was, and waited.

“I dare say you’re wondering why I don’t put my arm round your waist,” the Duchess said after a pause: “the reason is, that I’m doubtful about the temper of your flamingo.