Jack often plays _____ piano and he wants to be a pianist when he grows up．（ ）
A．aB．anC．/D．the
—Peter doesn’t mind lending you his camera.
—He _______. I’ve already borrowed one.
| A．can’t | B．mustn’t |
| C．doesn’t have to | D．may not |
—May I borrow your English book?
—No , you _______.
| A．may not | B．mustn’t |
| C．couldn’t | D．don’t |
---Will you please stay here for the party?
---Sorry, I _____. I have to go to visit my grandfather in hospital.
| A．mustn’t | B．needn’t |
| C．can’t | D．won’t |
The notebook ___________ be John's ．There is his name on it．
| A．must | B．might |
| C．could | D．can't |
-- I think the red car _______ belong to Miss Wang because she bought a new car yesterday.
--It __________be her car’s because her new car is blue.
| A．must; can’t | B．may; mustn’t |
| C．can; mustn’t | D．must; needn’t |