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.

We _____ live in a small flat but last yearwe bought a house.

How many students ______ there in your class—Thirty.

What do you think of Tom’s playing football—— I think he plays football ______ , if not better than, Jack

could I hand in my homework a bit late—– __________, since you’ve been unwell these days.