1) You ________ swim here. Look at the sign! a) needn't  b) mustn't c) don't have to 2) You ______ cook on this cooker. It's dangerous. You can burn yourself. a) can't b) have to c) don't have to 3) You _______ put on a suncream. The weather is boiling now. a) must b) don't need to c) can't 4) You _______ be careful with these scissors. They are very sharp. You can cut yourself. a) don't need to b) needn't c) need to 5) You ________ cross the street in a red light. a) needn't b) mustn't c) don't have to 6) You _______ buy tickets if you want to travel to Kyiv. a) have to b) don't have to c) can't 7) You ________ buy this book. I can give it to you. a) must b) don't need to c) need 8) You _________ iron the clothes. I can do it. a) can't b) have to c) don't have to 9) You __________ pay for the tickets. They are free. a) don't have to b) have to c) need to 10) You ________ cook dinner. We can go to the restaurant.  a) needn't b) mustn't c) can't

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