Заполните пропуски модальными глаголами can, may, must, should. 1. nina is ill. she stay in bed. 2. drivers stop when they see the red light. 3. betty asked: " i open the window? " 4. betty asked her father. " i go to the concert tonight? " her father said, "yes, you go." 5. mary is free tonight. she go to the dance. 6. alec will have an english lesson tomorrow. he study tonight. 7. mark is a good student. he speak english well. 8. there is no ink in my pen. i write with a pencil? 9. my friend gave me an interesting book to read. she said, "you keep it for seven days." 10. you do what the doctor says. 11. you study much if you want to pass the examination well. 12. you not smoke in the dining-room. 13. little children go to bed early. 14. if you are ill, you consult a doctor.