1)Stella is the .... girl in our class. (Beautiful)
2)You ..... eat in the classroom. It's not allowed! (Must, needn't, can't)
3)Studens .... take the rubbish out. The cleaners will do it. (can't, have to, don't have to)
4)You .... get permission to invite friends in your room. (can't, must, mustn't)
5)You ..... sit on the grass! You will destroy the flowers. (can, must, mustn't)
6)You .... do your homework. Otherwise, you will get bad marks. (can, have to, mustn't)
Помогите пожалуйста!​