The Yellow Stone Park is a great tourist （ ） drawing millions of visitors every year.

It was in Johnson’s hotel （ ） the business meeting was held last year.

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

Some expensive drugs can be economical （ ）.

Space vehicles were launched into outer space_____search of another living planet.

Your children must stop （ ） me by asking for candy all day long. I am （ ） every day by the slow bus service in this town.

Only those who have tasted bitterness will （ ） among others.

I have two children but （ ） of them likes fruits.

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

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

He （ ） me to give up the holidays in Spain next month.

It is time to_____fields in which they are just as capable as men.