Without his wartime experience, Hemingway _____ his famous novel A Farewell to Arms.

They didn’t come to the party， though they （ ） that they would.

Without your instruction, I （ ） such great progress.

Scientists say it may be five or six years （ ） this medicine is tested on human beings.

We arranged to meet at the station but she did not （ ）.

He talks as if he _____ everything in the world.

The factory, including its machines and buildings, （ ） burnt last night.

In the experiment we kept a watchful eye （ ） the developments and recorded every detail.

Most people make such mistakes （ ） in their whole life.

I found her sitting in the corner, reading （ ） newspaper, with （ ） in her eyes.

As population increases, （ ）.

Fast food doesn’t seem like a good idea, for it is （ ）.