1) You ... smoke here.  a) shouldn't b) must c) mustn't 2) They … borrow books at the library. a) mustn't b) have to c) can 3) She ... wear a uniform. a) must b) doesn't have to c) mustn't 4) We ... to go to to school at weekends.  a) mustn't b) don't have to c) can't 5) You … have a card to borrow books at the library. a) must b) can c) may 6) My little brother … walk.  a) mustn't b) can't c) doesn't have to 7) It ... be Tina. She promised to phone me.  a) can't b) may c) must 8) You … eat so much fast food. It's bad for your health.  a) mustn't b) shouldn't c) may 9) … I use the phone, please?  a) May b) Must c) Mustn't 10) You … … drive on your right in most countries. a) should b) can't c) must 11) You … overcome other cars.  a) don't have to b) mustn't c) shouldn't 12) You … exercise to keep fit. a) must b) have to c) should 13) Alice ... skate very well now.  a) don't have to b) can c) must 14) You … park here. It's forbidden.  a) shouldn't b) don't have to c) can't 15) My daughter is so intelligent! She … … read when she's only 3 years old.  a) can b) can't c) may 16) Help! I … swim.  a) can b) mustn't c) can't 17) You … make fires in the forest.  a) mustn't b) shouldn't c) should 18) Не … wear a helmet at work.  a) can b) must c) may 19) You … use your mobile phone.  a) can't b) can c) shouldn't 20) Parrots … speak. a) can b) can't c) mustn't

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