Сделайте данные предложения отрицательными. 1. you must read in bed. 2. you can cross the road when the lights are red. 3. you should open the window. it is cold outside. 4. it is already late. she must go outside. 5. he should dress so formal if he goes to a picnic. 6. parents must obey their children.
2. You can't cross
3. You shouldn't open
4. It's already late. She mustn't go...
5. He shouldn't dress ...
6.Parents mustn't obey