заполните проспуски мадальными глаголами can, may, must, should.
1. you ... do what the doctor says.
2. you ... study much if you want to pass the examination well.
3. you .... not smoke in the dining-room
4. little children ... go to bed early.
5. if you are ill , you ... consult a doctor

я только до 3

1 you must do what doctor says2 you can study much if you want to pass the examination well3 you can not smoke in the dining-room