I was too （ ） to ask him for help.

Not until quite recently _____ any idea of what a guided rocket is like.

It is generally agreed that the Internet has brought people together （ ）.

（ ） his last word, he got into a taxi and disappeared in no time.

This tape recorder is far _____ that one both in quality and in design.

The most important is not_____ you do, but_____ you do it.

The manager often requires us never to _____ till tomorrow what we can do today.

You screamed in your sleep last night. You （ ） a terrible dream.

Our visitors decided to stay in our city for _____ two days as they wanted to have a look around.

_____ forget the days when we lived in the countryside.

Mr. Herpin is one of the foreign experts who _____ in China.

It was not known （ ） he had said during the interview.