Hot _______the night air was, we slept deeply because we were so tired after the long journey.
It is no use _____to come now. He is busy.
Charles Babbage is generally considered ______ the first computer.
I was too excited ______ .
"I usually go there by train." "Why not ______ by boat for a change?"
"What do you think of the book?" "Oh. excellent, it's worth _______ a second time."