There are a lot of of bike riding.—I agree. It’s good for the environment and it saves money.

10 years ago， _________ only one classroom building in our school. And in 10 years， _________ five classroom buildings in our school.

My father______ free on Sunday. He often plays with me.

That kind of computer is far too expensive —– I’ll buy one, ______

In my opinion, ___ matters is not one’s looks, but one’s inner thoughts.