As far as the professor（ ） , college students should get into the habit of studying by themselves.

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

Not until I began to work did I realize how much time I （ ）.

They always give their vacant seats to （ ） comes first.

It is important that the boy （ ） an adult to take care of him.

The new school building, （ ） by the end of 2018, can accommodate more than two thousand students.

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

If I work in a small factory, it is not _____ for me to gain much experience.

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

Mr. Brown is supposed to （ ） for Italy last month．

Please sit down and make yourself （ ）.

He asks that he （ ） an opportunity to explain why he’s refused to go there.