—Time is money.—But I think time is money. When money is spent, we can make more; but when time is gone, it never returns.
To make the air clean,Beijing will close some companies________cause heavy pollution. A.that B.who C.what
This is the school________we visited last year.
I want to go to some places________it’s cool in summer.
All________they have done is good for us.
Look!The boy________name is Simon is playing soccer with his friends.