---I think Miss Gao must be in the library. She said she would go there.
---No, she ___________ be there. I have just been there.
| A．can’t | B．mustn’t | C．needn’t | D．wouldn’t |
-Where’s the old blue bag?
- I’m not sure, but it ______ be thrown away. It be somewhere in the house .I saw it yesterday.
| A．must ;must | B．must; can |
| C．can’t; must | D．can’t; can |
---Look. The man at the gate _____ be our headmaster. He is always standing there every morning.
---No. it ____ be him. He is having a meeting in the office now.
| A．must; can’t | B．must; mustn’t |
| C．can’t; can’t | D．can’t; mustn’t |
. – ______Bob be the manager of our company?
– He ______ be, but I’m not sure.
| A．Can; may | B．Can; can’t | C．May; must | D．May; mustn’t |
—Is the woman over there Miss White?
—It ______ be her. She’s gone to Hangzhou.
| A．must | B．can’t | C．needn’t | D．may |
-Will Karen come to our party?
-She hasn't decided yet. She come.
| A．need | B．must | C．may | D．has to |
— You must _________ your son.
— Oh, I see. He must make mistakes at school again.
| A．be angry with | B．be kind of | C．be strict with | D．be pleased with |
This dictionary______ Ellen’s. Look, her name is on it.
A. must be B. can’t be C. might be
You ______ come to the office today______ someone else will do the work for you.
| A．needn’t； so | B．needn’t； since |
| C．don t need to； so | D．don’t need； since |
-Must I finish all the homework this evening?
-No, you __________. Tomorrow is Saturday, and you have enough time for it.
| A．mustn’t | B．needn’t | C．won’t | D．can’t |
The book Harry Potter____Mary because J.K.Rowling is her favorite writer.
A.must belong to
B. can’t belong to
C. may be
As the saying goes，the moon________ always be full .
A. can’t B. shouldn't C. mustn’t
_______ she isn't at home. She_______ go to Beijing.
| A．May; maybe | B．Maybe; maybe |
| C．Maybe; may | D．May; may |
Your mother know the truth, but I am not sure.
| A．can | B．may | C．must | D．have to |
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