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(   ) 9. [2015 • 德州]—Mr Wang,must I come again to clean the classroom on Sunday?

―No,you      . I have asked Kate to do it.

   A. can't   B. mustn't

   C. needn't   D. shouldn't

(   ) 8. [2015 •重慶B]一Have you decided which high school to choose?

―Not yet. I       go to Guangming High School.

   A. must   B. shouldn't

   C. may   D. needn't

(   ) 7. —I have been to the moon twice.

―You       be joking!It's impossible！

   A. can   B. may

   C. must   D. need

(   ) 6. [2015 •重慶A ] It's surprising that Mr Ma's little daughter       speak Eng- lish so well.

   A. must   B. can

   C. mustn't   D. can't

(   ) 5. [2015 • 濱州]—Look!The man at the gate       be our headmaster. He is always standing there every morning. 

—No,it       be him. He is holding a meeting in the office now.

   A. must;can't   B. must;mustn't

   C. can't;can't   D. can't;mustn't

(   ) 4. [2014 • 廣東]―        you come with me to Lang Lang's piano concert this evening?

―I'd love to,but I have to study for my maths test.

   A. Should   B. May

   C. Must   D. Can

(   ) 3. [2015 • 泰安]Nowadays all passengers       go through safety check before they take a train.

   A. can   B. may

   C. must   D. will

(   ) 2. [2015 • 廣安]—Look!It        be David in the classroom.

―It      be him. Because I saw him in the library a moment ago.

   A. may;mustn't   B. must;can't

   C. can;can't   D. mustn't;can

(   ) 1. [2015 • 南京]—Mum,must I go shop?ping with you?

―No,you      . You can watch the film BigHero 6 with your friends.

   A. needn't   B. can't

   C. shouldn't   D. mustn't

(   ) 10. [2014 • 金華]We       be more careful,or we will make the same mis- take in the experiment.

   A. might   B. can

   C. may   D.