---Shall we meet at the station at 7 am?
---In fact, we _______. The train _______ until 9 a. m.
| A．mustn’t; doesn’t leave | B．mustn’t; leaves |
| C．needn’t; won’t leave | D．needn’t; will leave |
-I walk such a long way on such a hot day .
-Oh, dear ! You____ be tired and thirsty. Sit down and have a drink.
| A．can | B．must | C．may | D．should |
--- Can we leave the classroom now?
-- No, you ______. You ______ to leave until the bell rings.
| A．mustn’t, are allowed | B．don’t have to, are supposed |
| C．needn’t, aren’t allowed | D．can’t, aren’t supposed |
---Could I have some snacks between meals, mum?
---No, you __________.
| A．couldn’t | B．shouldn’t | C．can’t | D．might not |
You had better _________ wine because you have to drive back home.
| A．not drink | B．don’t drink | C．not to drink | D．won’t drink |
---I want to know if I can smoke here?
---No, you _________. Could you see the sign “NO SMOKING” there?
| A．needn’t | B．couldn’t | C．won’t | D．mustn’t |
—___________ he have to wear his school uniform every day?
—No, he ______________.
| A．Must; mustn't | B．Can; can't |
| C．Does; doesn't have to | D．Do; don't have |
-- Could I invite my friends to my birthday party? -- Sorry, you _________.
| A．can | B．can’t | C．could | D．couldn’t |