Modals of obligation, prohibition and permission - 1.a

Master modal verbs for rules & requests! Practice obligation, prohibition & permission with exercises.

Rewrite the sentences using modal verbs so that they have a similar meaning. 1 It is compulsory at my school to stand up when a teacher walks into the classroom. > At my school you have to stand upwhen a teacher walks into the classroom.2 You are allowed to fly a plane with a pilot's licence. > You can flya plane with a pilot’s licence.3 During a trial, witnesses are not allowed to tell lies. > During a trial, witnesses mustn’t telllies. 4 You do not have permission to leave the exam room before you finish. > You may not leavethe exam room before you finish.5 The bus leaves at 6.30 a.m. It is essential that you arrive by 6.25 a.m. or the bus will leave without you. > You must arriveby 6.25 a.m. or the bus will leave without you.6 It is not necessary to wear a helmet when you ride a bike in England. > You don’t have to weara helmet when you ride a bike in England. Choose the correct words.Nobody _ borrow these books without permission. has to must can Visitors _ feed the animals in the zoo as this may harm the animals. mustn't don't have to may Students _ bring a small bottle of water into the exam if they wish. must may can't Drivers _ stop at a red traffic light. may have to can According to the map, we _ walk as far as the river, but not beyond that. have to don't have to can You _ take any photos inside the art gallery. It's strictly forbidden. However, there are postcards available of all the paintings. must not don't have to need not You _ come to the meeting but it would help us all if you’re there. don't have to mustn't may not I can’t get a connection on my phone. _ I borrow yours? Must Shall Can The rules say that you _ only invite one guest to the club. have to can must I _ stay on for a few hours because I’d rather work late today than over the weekend. must have to may Did they tell you that you _ come into this area. It’s restricted to staff only. don't have to needn't can't We _ arrive at school on time, otherwise we won't be allowed to enter the classroom. can have to must You _ enter the restricted area if you don't have the necessary clearance. may not need not don't have to You _ pay the entire sum at one. You can give me back the money during the course of six months. can't mustn't needn't must or have toComplete the sentences with must or have to. Students have towear slippers in school.I muststop smoking. I'll get a lung cancer if I don't.Mike can’t come because he has towork tomorrow.I musttidy my room. It's a mess.You musthand in your homework by Friday or you will get a bad grade!We have tohand in our homework by Friday. The teacher is very serious about that.I mustbook a hotel for my trip next week.I mustcall my mother tomorrow. She'll be really angry if I don't.Susan and Steve have topay their rent every Friday.