- Who’s singing in the next room? - It be Mary. She New York. A．mustn’t, is inB．must, ——青夏教育精英家教网——

— Who’s singing in the next room?
— It ______ be Mary. She ______ New York.

A．mustn’t, is in

B．must, has gone to

C．could, has been in

D．can’t, has gone to

When you play basketball, you ______ hold the ball and run with it.
A. mustn’t B. needn’t C. couldn’t

—There is a pen on the ground. Is it Li Long’s?
—It Li Long’s. He went to Beijing many days ago.

---I think her dress comes from the 1970s.
---It _______be from that time. The dress looks so modern.

The room is big enough. It ______hold 100 people.
A. can B. should C. need

—Whose book is this?
—It _____ be Mary’s. Mo Yan is her favorite author.
—No, it ____ be hers, she never brings novels to school.

A．may; mustn’t

B．can; can’t

C．must; can’t

D．must; mustn’t

—When can I come here for the photos? I really need them tomorrow afternoon.
—They _______ be ready by 12:00.

—Must I do my homework now?
—No, you _______. You can do it tomorrow.
A. mustn’t B. don’t C. needn’t

—— Where is your father?
—— He has gone to the supermarket. He __________ at home.

B．mustn’t be

-Is that your best friend Kitty?
- No, it _________ be her. She flew to Singapore yesterday.

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