情态动词单选易错题.doc

情态动词单选易错题一、选择题1．You'd better __________ hard from now on, __________ you will fail the exam.A．work; and B．working; or C．working; and D．work; or2．Think twice before making a decision, or you __________ get into trouble.A．may B．can't C．shouldn't D．mustn't3．To avoid ________, we’d better ________ the parents’ meeting online.A．gather; hold B．gathering; hold C．gather; holding D．to gather; to hold4．You ________ require others to do with the problem like you. Everyone has his own way.A．mustn’t B．needn’t C．may not D．shouldn’t5．—Mum, why do I have to wear a mask before entering the supermarket?—For your health and safety, you ________ be too careful.A．shouldn’t B．can’t C．mustn’t D．needn’t6．—The high school entrance examination is coming!— Yes, our teacher tells us we ________ be too careful while taking exams.A．mustn’t B．shouldn’t C．needn’t D．can’t7．—Dad, must we wait until the light becomes green? —Yes, I am afraid we ________. That’s the traffic rule.A．may B．can C．have to D．need8．— ________ you give me a hand? I can’t put up the poster by myself.—No problem.A．Could B．Should C．Need D．Must9．—Could I join you in the programme?—Sorry, you ________. You are too young.A．shouldn’t B．mustn’t C．can’t D．needn’t10．You ________ write the report again because spelling mistakes are not allowed at all.A．must B．can C．may D．could11．Sorry, smoking is not allowed here. If you ________ , you will be fined according to the rules.A．can B．will C．may D．must12．— Mom, must I clean my room now?— No, you ________. You can do it after dinner.A．needn’t B．mustn’t C．shouldn’t D．can’t13．If you buy your mum an iRobot floor cleaner, she ________ sweep the floor every day.A．can’t B．mustn’t C．needn’t D．shouldn’t14．Please don't make so much noise. I ________ hear the speaker very well.A．needn't B．can't C．shouldn't D．mustn't15．The boy is very brave．I ________ he ________ the tall tree．A．dare say; dares to climbB．dare to say; dare climbingC．dare saying; dares climbD．dare to say; dares climbed16．When I was young, my father ___________ take me to climb the hill which was not far from our house.A．may B．must C．would D．should17．—Shall we go camping this summer holiday?—Nothing________be better.A．should B．could C．must D．may18．My bike was broken yesterday，so I____walk home． A．might B．had to C．must D．could19．— Ready? Let’s get started, Martin.— Swimming? I just ________ get used to it in winter.A．can’t B．needn’t C．mustn’t D．shouldn’t20．— Is Lang Lang going to perform at Art Center this Friday?— Yes. It ________ be him. He has been here for three days.A．might B．must C．mustn’t D．may21．Cars ________ give way to walkers on some roads in Binhai, or the drivers will be fined.A．may B．will C．can D．must22．According to the rule, used batteries ________ be dropped in the red bin for harmful wastes.A．may B．would C．should D．might23．We've discussed every detail of this plan and have got everything ready. But still something ________ go wrong. We still have to be very careful.A．must B．should C．would D．may24．—Suzy described every detail of the accident just now.—Her memory ________ be completely back.A．shall B．need C．must D．could25．—Is that Mr Zhou?—It ________ be him. He has gone to Beijing.A．can B．may C．can’t D．shouldn’t26．—In China, many parents complain 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．—Is it usually warm in Yancheng in May?​—Yes. But it _______ be rather cold sometimes.A．must B．should C．would D．can28．— 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．—Who is singing next door? It sounds like a young girl’s voice.—It _________ be Jane. But she seldom sings English songs.A．need B．must C．may D．can30．— 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’t31．— What is that young lady’s job?— She ________ be a nurse, I’m not sure.A．must B．may C．need D．would32．— 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’t33．—How beautiful the winter jasmines (迎春花) are!—Yes. These golden-yellow flowers ________ be widely seen in my city in March.A．must B．can C．would D．should34．—In China, many students have to stay up late to do their homework.—No worries. The government has realized the problem. I’m sure there ________ be good news soon.A．can B．should C．must D．need35．—May I have some wine to drink?—No, you ________. You have to drive home later.A．mustn’t B．needn’t C．can’t D．may not36．—I don’t care what people think.—Well, you ___。