—Have you done your homework?—No, I’ll finish it ___ ten minutes.

A at B. in C. on D. after

Mr zhang speaks very loudly ___ all the people can hear him clearly.

A. while B. until C. because D. so that.

—My sister is on holiday in Hainan. —I wonder ____.

A. When she came back. B. When did she come back

C. When she will come back D. When will she come back

Our National Day falls ___ October 1 and thousands of cars pour into freeways ___ the early morning of the holiday.

A. on; in B. in; on C. on; on D. in; in.

Is that ____cat, Ross ? No, _____is white.

A. his , his B. her, his C. hers, his D. his, her

I like watching people _____in the street.

A. walking B. walked C. to walk D. be walking

Now the air in our town is __ than before.

Yes. Something must be done to stop the pollution.

A. even worse B. rather bad

C. very good D. much better

___ interesting the action movie is! Yes, I want to see it once again.

A. What B. What an C. How D. How an

Thank you for your present. It’s so beautiful.______.

A. No, thanks. B. Please don’t say so

C. It is not good enough D. I’m glad you like it.

It’s said that ______of the water around the world___ polluted.

A. two third , has B. two thirds, have

C. two third, are D. two thirds, is