The teacher speaks very loudly ____ all the students can hear her.

A. so that    B. Because    C. since

－I have a pain in my back. － _____ . You’d better see a doctor.

A. I’m sorry to hear that

B. Nothing serious

C. It doesn’t matter

I____ hate the life of the countryside, but now I ____ living there.

A.is used to, used to

B. used to, was used to

C. used to, am used to

What’s ____ with you?

A. trouble    B. the matter    C. the wrong

The children___ play football on the road.

A．can't                    B．can

C．mustn't                  D．must

—I wonder if I ________ smoke here.

—No，you ________.You see,there is a “NO SMOKING”sign here.

A．may；needn't            B．must；can't

C．shall；won't            D．can；mustn't

The young man has made so much noise that he________not have been allowed to attend the concert.

A．could             B．must

C．should             D．need

You      get a new bicycle as a reward for doing well in the following final exam.

A．must              B．will

C．shall             D．should

When we worked in the same firm several years ago, we _____ often go to the cinema together.

A．would                B．will

C．shall                D．could

—Mum, would you please buy me a MP5 player?

—If you can help do the dishes the whole vacation，you      have one as a reward·

A．must                 B．need

C．would                D．shall