While I _____ my homework in my room, my mother _____ in the kitchen.
| A．did; cooked | B．was doing; cooked |
| C．did; was cooking | D．was doing; was cooking |
I think no bed here is big enough for him______.
| A．sleeping in | B．sleeping |
| C．to sleep | D．to sleep on |
-------I called you at half past nine this morning, but there was no answer.
------Oh, sorry. I _____ with my cousin in the supermarket.
| A．shopping | B．was shopping |
| C．shopped | D．will shop |
Water is so important that ______ everyday tasks can be completed without it.
| A．few | B．a few | C．little | D．a little |
Last week Lily’s father bought her__________MP4 as___________birthday present.
| A．/；a | B．an；an | C．a；a | D．an；a |
—Please don't throw paper on the ground. —________，I won't.
| A．Excuse me | B．That's all right |
| C．Sorry | D．It doesn't matter |