—I can’t stop smoking，doctor．
—For your health，I’m afraid you________．
| A．may |
| B．can |
| C．have to |
| D．need |
All passengers ________ go through safety check before they take a plane.
| A．can | B．may | C．must | D．ought |
—Whose book is this? — It _______ our teacher’s. You see, his name is on it.
| A．can’t be | B．can be | C．mustn’t be | D．must be |
No children_____________to watch this kind of movie because it’s too scary.
| A．should allow | B．shouldn’t be allowed |
| C．should be allowed | D．don’t allow |
-- Someone is knocking at the door. Is it Amy?
--It ________ be her. She is giving a performance at the theater now.
| A．may | B．must | C．can’t | D．mustn’t |
---What do you want to eat for lunch? I will prepare earlier today.
--- Honey, you _______. Let’s go out to have something different.
| A．mustn’t | B．don’t have to |
| C．shouldn’t | D．can’t |
John _______to come to the teacher’s office just now. He may be in trouble.
| A．was told | B．told | C．has told | D．tells |
--- Shall we take a bus to the library?
--- It’s not far. I think we________ take a bus. Let’s walk there.
| A．mustn’t | B．couldn’t |
| C．can’t | D．needn’t |
Could I have a look at your photos?
Yes, you _______.
A. could B. can C. do
—You must _____ a letter to your mother tomorrow.
—Well, I will, Dad.
| A．write | B．to write | C．write to | D．writing |
Teenagers should ________ to take care of themselves from a young age.
| A．educate | B．be educating |
| C．have educated | D．be educated |
—Are you good at ________ football？
—Yes，I ________．
| A．play；can |
| B．playing；can |
| C．play；am |
| D．playing；am |
—Who’s singing in the garden?
—It ________ be Tom. He always practices singing at this time.
| A．can’t | B．need |
| C．must | D．mustn’t |
where are you going this summer holiday?
I _ go to Canada, but I’m not sure.
A.can B.may C.must
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