--You seem quite tired.

--I ______ the room the whole morning.

A. cleaned 　　 B. was cleaning C. have cleaned 　 D. have been cleaning

If he ______ in England, what language could he probably speak now?（ ）

A. were born　　　 B. had been born　　 C. would have born　 D. was born

我一看到冒烟就打电话报警。 (as soon as )

___________________________________

Try _____ the puzzle in some other way, son.

A. to solve　 B. solve C. solving D. solved

―Can’t you take a few days off from work to go with me to New York?（ ）

―Sure. _____ my way and I will be glad to.

A. Pay　　　 B. If you pay　　　　 C. To pay　　 D. Paying

When and where to build the new factory______yet.
  A.is not decided    B.are not decided    C.has not decided    D.have not decided

— I’d like to go home now.

　 — Why not stay here for the night? It is so late now. ____, it is raining so hard.

　 A. Besides　　　 B. Therefore　　　 C. Instead　　　 D. As a result

I can’t remember ______ I met the man.

A．where was it B．it was where 　C．where it was that D．where was it that

Never in my wildest dreams　　　　 these people are living in such poor conditions.?

A.I could imagine?　　 B.could I imagine?　　

C.I couldn’t imagine?D.couldn’t I imagine