Some people who don’t like to talk much are not necessarily shy; they _______ just be quiet people.

A．must B．may C．should D．would

一What does the sign over there read?

一No person ______ smoke or carry a lighted cigarette，cigar or pipe in this area．

A．will B．may C．shall D．must

Although the climate in our city is good，yet the temperature________fall to 14 centigrade below freezing point in winter.

A．should B．shall C．can D．may

—Can I know your plans for this summer holiday?

—Mm...of course！But I'm just thinking about this.I________be a volunteer social worker.

A．might B．should C．must D．need

—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

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

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

A．must B．will C．shall D．should

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

—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 children___ play football on the road.

A．can't B．can

C．mustn't D．must