Miss Cooper ________ be here. I saw her come in.

Johnny, you _________play with the knife, you_________ hurt yourself.

Whose T-shirt is this?     It________ be John’s.  It’s ________ small for him.

—Dad, can I go to the movies tonight?
—Sure, but you            come back home before 9 o’clock.
A. can                          B. must                             C. may

_Could I go to the movie this Sunday, Dad?
_ Yes, you_____. But you ______ come back before nine.

-- Look at that girl. Is it Susan?
--No, it _______ be her. She has gone back to her home town .

---I think _________________ in the morning is a good way to improve your spoken English.
---I agree with you.

--- May I go now?
--- No. You ______________ let the teacher know first.”

—Must I return the book to you now, Jack?
—No, you _____. You can give me back tomorrow.

--Excuse me, whose Japanese book is this?
--It       be Tom ' s. In our class, only he is studying Japanese.
A. must                 B. can't                    C. would