I won’t tell the student the answer to the math problem until he ________ on it for more than an hour．

A．has been working

B．will have worked

C．will have been working

D．had worked

－Excuse me, Sir, is the swimming pool open all day?

－________．Only from 6∶00 p.m.to 10∶00 p.m．

A．That’s right

B．Yes, of course

C．Sorry, I am not sure

D．Sorry, I’m afraid not

I’m sure you’d rather she went to school by bus, ________?

A．hadn’t you

B．wouldn’t you

C．aren’t I

D．didn’t she

________ is our belief that improvements in health care will lead to a stronger, more prosperous economy．

A．As

B．That

C．This

D．It

There have been several new events ________ to the program for the Beijing Olympic Games．

A．add

B．to add

C．adding

D．added

Bob asked, “Shall I finish it first?” This sentence means ________．

A．Bob asked that he would finish it first

B．Bob asked that he should finish it first

C．Bob asked whether he would finish it first

D．Bob hoped that he would finish it first

The biology teacher asked the class whether the leaves ________ in spring or in summer．

A．come out

B．came out

C．will come out

D．would come out

Having seen the film, he said what a wonderful film he ________．

A．saw

B．has seen

C．had seen

D．would see

The workers asked ________ going to be held．

A．when is the meeting

B．when the meeting is

C．if was the meeting

D．if the meeting was

Can you tell me ________ the railway station?

A．how I can get to

B．how can I get to

C．where I can get to

D．where can I get to