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

Please sit down and make yourself （ ）.

A club is a place to make frequent （ ） with friends.

I appreciate （ ） the opportunity to study abroad two years ago.

A new technique （ ）, the output as a whole increased by 20 percent.

If I have a good sleep I’ll be （ ） to work out the problem.

Without your instruction, I （ ） such great progress.

A club is a place to make frequent （ ） with friends.

（ ） he will come is doubtful.

Bill had drunk （ ） as he did but without any obvious ill effects.

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

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