------______, is the seat free?
------______, it’s taken. My friend will be back soon.
| A．I’m sorry; I apologize | B．I beg your pardon; I’m afraid |
| C．Good morning; Oh, that’s right. | D．Excuse me; Sorry |
She couldn’t but_______for the PLA men to find and rescue her.
| A．wait | B．waiting | C．to wait | D．to have waited |
What shall human beings do if oil_______sometime in the future?
| A．will run out | B．runs out of | C．runs out | D．will be run out |
．Chen Chunlong is a hero of _______Liaocheng can be proud.
| A．who | B．whom | C．that | D．which |
My brother gets a_______out of collecting coins and he has got a very large collection.
| A．favor | B．career | C．kick | D．habit |
－Why not have a meeting to discuss about it?
－_______
| A．It’s hard to answer | B．I don’t know, either |
| C．Because we have no time left | D．That sounds fine to me |