— Why is your bedroom so dirty?
— Sorry, Mum. It ___________. I felt very tired after playing soccer.
| A．isn’t cleaned | B．didn’t clean | C．doesn’t clean | D．wasn’t cleaned |
—Mom, when can I go out to play football?
—Finish your homework first, or I ________let you go out.
| A．don't | B．didn't | C．won't | D．haven't |
What time do you expect her________?
| A．arrive | B．is arriving | C．arriving | D．to arrive |
Elephants eat________, but they can move _______when necessary.
| A．noisy; silent | B．noisily; silently | C．noisily; silence | D．noisy; silence |
—What do you think of Liu Huan?
—Oh, he is my favourite singer. I think no one can sing________.
| A．good | B．well | C．better | D．best |
—Have you decided where to go for your summer vacation?
—Not yet. We _________go to Qingdao. It is a good place for vacation.
| A．may | B．should | C．need | D．must |