—Be careful! You might fall into the water.
—Thank you. I ______ I _______ so close to the pool.
| A．didn’t know; am standing | B．don’t know; am standing |
| C．didn’t know; was standing | D．didn’t know; would stand |
“Everybody is playing basketball outside. Can I join them, Dad? ”
“_____________, you must finish your homework first. ”
| A．Why not? | B．Will you |
| C．I’m afraid not | D．I hope not. |
What are they__________ the police in the meeting room?
| A．discussing about | B．discussing with |
| C．talking about | D．talking with |
It’s cold outside today, You’d better___________your coat.
| A．to put down | B．put up |
| C．put out | D．put on |
---Don’t play on the road. It’s dangerous.
---_______________________________.
| A．Sorry, I won’t do it again. | B．Not at all |
| C．Yes, I will | D．That’s all right |
---When did they__________Beijing?
---They ___________there at 5:00p.m.
| A．reach; arrived in | B．get to; arrived at |
| C．arrive; reached | D．reach;arrived |