She tried to explain this program by_____of sign language.

Our daughter didn’t know what to （ ） when she first entered the university, as she hadn’t make up her mind about her future.

It is the ability to do the job （ ） matters not where you come from or what you are.

We don’t need air conditioning, （ ）.

Only when （ ） in the afternoon （ ） able to leave.

（ ） some mammals came to live in the sea is now known.

Fresh air, enough exercise and nutritious food （ ） to good health.

I shall have a companion in the house after all these （ ） years．

Our English professor is a man of French （ ）.

She has （ ） chance to win the election as her opponent is too strong.

Mr. Phillips caught up with the boy in the corridor and （ ） his hand on his shoulder.

It is a fact _____ most deaths from lung cancer are caused by smoking.