Ответ в теме: MUST — MAY — MIGHT — CAN’T

Перефразируйте следующие пред-|ложения, употребляя модальный глагол must.
I. I think it is time for the bell to ring. 2. I am almost sure they have this book in the library. 3. Probably he recognized you by your photo in he papers. 4. He is sure to be in at this time. 5. Of course she is trying to help you. 6. She is certain to be waiting for you at home. 7. Probably he was already ill. 8. There is little doubt that the first experiment failed. 9. No doubt, she knew what she was going to do. 10. I am sure she is fond of the child. 11. They are sure to have taken the wrong turning. 12. Probably he was taken there by car.