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A.needn’t B.shouldn’t C.can’t D.mustn’t24.—Is that Mr Zhou?—It ________ be him. He has gone to Beijing.A.can B.may C.can’t D.shouldn’t25.Never throw objects from the building. Even a small object ________ cause serious injuries, or death, when dropped from a great height.A.must B.should C.may D.need26.—In China, many parents plain that their children have to stay up late to do the homework. —Don’t worry. The government has realized the problem. I’m sure there ________ be good news soon.A.can B.should C.need D.must27.I think all the students love the weekends because, to them, they ________ get up early on Saturdays or Sundays.A.mustn’t B.don’t need C.needn’t D.can’t28.— Is the boy over there Tom? He often wears a jacket like that.— It _______ be him. He is absent from school today.A.needn’t B.shouldn’t C.mustn’t D.can’t29.—Hurry up, Jack! Let’s cross the road as fast as possible.—No, you ________. Don’t you see the light is still red?A.couldn’t B.wouldn’t C.mustn’t D.needn’t30.—Seventy dollars for such a dress! You ________ be joking!—I’m serious. It’s made of silk from Hangzhou.A.must B.need C.will D.can31.— What is that young lady’s job?— She ________ be a nurse, I’m not sure.A.must B.may C.need D.would32.— Excuse me. I haven’t finished reading the book yet. May I keep it a bit longer?— Sorry, you ________. You must return it on time.A.needn’t B.can’t C.won’t D.shouldn’t33.— The sandstorm in Beijing is so serious this year.— Yes, I wonder when we ________ worry about the air we breathe.A.can’t B.mustn’t C.needn’t D.shouldn’t34.For the safety of the passengers, objects like guns ________ be carried on board.A.may not B.needn’t C.might not D.mustn’t35.—________ I see your ID card? We have to check your personal information. —Sure. Here you are.A.May B.Need C.Should D.Must36.You ________ drive after drinking alcohol(酒). It’s against the law.A.mustn’t B.needn’t C.couldn’t D.wouldn’t37.We teenagers ________ have dreams. With dreams and hard work, anything amazing ________ be created.A.may。ll fetch them for you.A.May B.MustC.Should D.Need18.You ______ pay too much attention to your pronunciation, as it is so important in the oral(口頭的) test.A.shouldn’t B.mustn’t C.can’t D.needn’t19.—Shall we go camping this summer holiday?—Nothing________be better.A.should B.could C.must D.may20.You ________ write the report again because spelling mistakes are not allowed at all.A.must B.can C.may D.could21.—Must we stop the Japanese government discharging nuclear waste water (排放核污水) into the Pacific Ocean?—________. Because everyone should protect our earth and it is bad ________ us to eat the polluted seafood and drink the wast