______ a pair of compasses, it is easy to describe a circle

There are only twelve_____in the hospital.

Too much homework has made me tired these days, Mr. Zhang.—That’s true. But a small tree won’t grow into a big tree it experiences lots of winds and rains.

_________ milk every day. It’s not goodfor you ________ much coffee.

Why did the policeman fine you yesterday?一Because I drove my car at the policeman thought was a dangerous speed