—You look so worried, what’s wrong?
—More and more people like me become to worry about the __________ pollution after the haze (雾霾) appeared in Beijing and some other cities in China.
| A．water | B．air | C．noise | D．Soil |
-----Can you remember this park? We______here.
------Sure. But now I________in that swimming pool.
A. are used to take a walk; am used to swim
B.used to take a walk; am used to swimming
C. are used to taking a walk; am used to swimming
----- Our holiday cost a lot of money.
------ Did it? Well, it doesn’t matter ___________ we enjoyed ourselves.
A. unless B. so that C. as long as
-----_________ you ________ your homework yet?
-----Yes, I ________ it ten minutes ago.
A. Did; do; finished B. Have; done; have finished C. Have; done; finished
-----Where’s your brother now, Bob?
------I saw him ______in the street a moment ago and I told him______.
A．playing ; don’t do so B. playing ; not to do so C.play; to do so
----What happened to your father?
----He_______ because of his drink-driving.
A. has caught B. is caught C. was caught