30. People ran out __________ as fire tore through the building.
| A．with vain | B．in rags | C．with one voice | D．with fear |
—＄1,500, but that’s my last offer.
— OK. It’s a ____.
| A．cost | B．price | C．reward | D．deal |
He left home in 1980 and has never come back ____.
| A．though | B．while | C．when | D．since |
— Hello, may I have an appointment with the doctor?
— ____
| A．Sorry, he is busy at the moment. |
| B．Why didn’t you call earlier? |
| C．Certainly. May I know your name? |
| D．Sorry, he doesn’t want to see you. |
— How about a game of chess?
— ____
| A．I agree. | B．Why not? | C．I’d like to. | D．That’s right. |
— I’m afraid I can’t finish the book this week.
— ____.
| A．Please go ahead | B．That’s right |
| C．Not at all | D．Take your time |