---I am sorry to have kept you ___________.
---It doesn't matter. I've just come.
| A．wait | B．waited | C．waiting | D．to wait |
Twenty and ____is sixty.
| A．twenty | B．thirty | C．forty | D．fifty |
We are in _____.
| A．Four Class | B．Class Four |
| C．class four | D．Class four |
____ are you from?
| A．What | B．How | C．Where | D．How old |
Miss Li is ___. She is from ____.
| A．Chinese, China | B．China, Chinese |
| C．China,China | D．Chinese, Chinese |
Those are ____ books.
| A．student`s | B．student | C．the students ` | D．the student |