-----Why do many people like to ride bikes?----Because bikes not only need ________ space, but also cause _________accidents.

—It's much ___________today . Shall we go swimming this afternoon?—Good idea, I've got nothing to do.

According to the latest reports on TV and in the newspaper, food safety is becoming a ____________ serious worldwide problem.

Sandy is ________ at playing soccer than Simon.

Miss King always plays with us. She is one of ______teachers in our school.