— Zhang, what’s wrong with your eyes? You have dark eyes.— Oh, I too late last night. I slept for only two hours.
Jack ____ to help our Chinese teacher carry books yesterday morning.
---Do you mind if I open the door ? --- ____________.
This kind of CD-ROM is very popular. Why not buy one before it________ ?
The old man is _____ in a lonely house, but he doesn’t feel_____.
--- Why not go to see the dolphin show with me? ---Because I _____ it.