He___________ his grandparents in the countryside last week．（ ）
| A． |
visits |
B． |
visit |
C． |
visited |
（）—Sandy, we need an actor for the action movie. __________ you play kungfu?
—Sorry, I can’t.
| A．Must | B．May |
| C．Should | D．Can |
---Who is making much noise?
---It ____ be Timmy. He is sleeping now.
| A．can’t | B．may not |
| C．mustn’t | D．couldn’t |
-- Must I write down all the new words now? No, you_______
| A．mustn’t | B．can’t |
| C．won’t | D．needn’t |
—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 |