—Is that girl in red Sally?
—No, it_______ be her. She has gone to Hong Kong.
| A．may | B．mustn’t | C．can’t | D．could |
You should ________ the flowers once a week.
| A．to water | B．water | C．watered | D．waters |
--My son coughed badly last night. What can I do?
--You ____ worry so much about it. Drinking more water will help.
| A．shouldn’t | B．must | C．may | D．needn’t |
----Who’s the woman in red ? Is it Mrs. White?
----It be her. She went to Beijing yesterday.
| A．mustn’t | B．can’t |
| C．shouldn’t | D．needn’t |
There will be an important test tomorrow morning. You be late.
| A．may not | B．needn’t |
| C．mustn't | D．couldn’t |
-Who’s that man riding along the street. Is it Tom?
-It ______ be Tom. I saw him in the library just now.
| A．must | B．may |
| C．can’t | D．shouldn’t |
-Can you play basketball?-Sorry, .
| A．I can | B．I am | C．I can't | D．I don't[ |
—Must I dress up as the Monkey King?
—No，you .You can choose whatever you like.
| A．can’t | B．mustn’t |
| C．shouldn’t | D．needn’t |
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 |
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