Your mother know the truth, but I am not sure.
| A．can | B．may | C．must | D．have to |
— Could I watch TV tonight, Mum?
— Yes, you _______. But you _______ go to bed before 10 o’clock.
| A．can; must | B．can; need |
| C．could; must | D．could; may |
Just like weather, life_______ be sunny and beautiful all the time.
| A．mustn’t | B．needn’t |
| C．can’t | D．wouldn’t |
—When will his party begin?
—I am not sure. It _ be at 8:00 p.m.
| A．must | B．may | C．have to | D．has to |
---＿＿＿＿＿ I borrow two books at a time? ---Yes, you ＿＿＿＿＿.
| A．Can; must | B．May; must |
| C．May; can | D． Must; can |
--- Is John coming by train?
--- He should, but he not. He likes driving his car.
| A．must | B．can | C．may | D．need |
We always remember the law against driving after drinking.
A. could B. might C. should
Finish your homework first, then you’ll _____watch TV for an hour.
| A．can | B．be able to |
| C．able to | D．could |
Miss Zhou thinks that robots won’t talk to people.
A.able to
B. be able to
C. are able to
– Is that woman your head teacher?
-- No, it be her. Our head teacher is in her office.
A. mustn’t B. can’t C. needn’t
—Tom , where is Lucy ?
—She ______ be in the library．But I’m not sure．
| A．must | B．need | C．may | D．has to |
-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 |
-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 |
This hat be Lucy’s. She never wears hats.
| A．mustn’t | B．must | C．can | D．can’t |
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