1. Поставьте must или mustn’t. 1. You look pale. I think you … see the doctor. 2. It’s very slippery outside. You … run there. 3. You … throw litter on the pavement. 4. Children … look neat and clean at school. 5. You … make noise in the library. 6. You … brush your teeth before going to bed. 7. You … fasten your seatbelt in a car. 8. Children … watch TV a lot. 9. You … light a fire in the forest. 10. You … be friendly to other people.
should, shouldn't, can't, must, shouldn't, must, must, are, are, should.
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