1) You _____ cross the road when the light is red. It is very dangerous. a) have to b) can c) mustn't d) don't have to 2) You______touch the wet paint. It will ruin your clothes. a) have to b) mustn't c) can d) don't have to 3) My phone is broken, so I _____ call anyone right now. a) must b) can't c) have to d) don't have to 4) She studied hard and passed the exam. Now, she _____ worry about it anymore. a) must b) have to c) don't have to d) mustn't 5) If you want to enter the museum, you _____ buy a ticket at the entrance. a) can't b) have to c) mustn't d) don't have to 6) He is only 8 years old, so he _____ drive a car yet. a) must b) have to c) can't d) can 7) The sun is shining and it is warm. We _____ wear a jacket outside. a) must b) have to c) don't have to d) can 8) Children _____ be quiet when their parents are sleeping. a) can't b) have to c) don't have to d) must 9) My leg feels better now, so I _____ walk without my crutches. a) mustn't b) can't c) can d) have to 10) We have finished all the bread. We _____ buy some more today. a) don't have to b) mustn't c) must d) can't

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