It is ______ today than yesterday . Shall we go swimming this afternoon?

During the busy traffic time, some people prefer to ride bikes because it’s much______.

–There is thick haze(雾霾)around many cities in China recently. What do you think of it ? ---I think __________ cars we drive, the less pollution the city has.

Mrs Smith has got _______ instead of getting any better.

You’ll have an exam soon. I think you should spend ______ time on your homework.