—Could I watch TV, mum? I want to have a rest.
—No，you _______. You must finish your homework first.
| A．mustn't | B．couldn't |
| C．may not | D．can't |
---I'm very thirsty. Would you like to pass me some ________?
---Sure, Here you are.
| A．bread | B．rice | C．chickens | D．orange |
Is there any difference between your idea and _____?
| A．he | B．his | C．she | D．her |
Tom's job is connected ______ the environment of our town.
| A．in | B．of | C．with | D．At |
—Would you mind booking two tickets for the film "2012"?
—_____, I'm so busy now. I'll do it later.
| A．Not at all | B．Sorry |
| C．Thank you | D．Of course |