一I'm afraid I have to leave now, for you see, he is waiting for me.
----Well, if you_ , at least wait till the heavy rain stops.
| A．could | B．should | C．must | D．might |
I would have come earlier, but I ________ that you were waiting for me.
| A．hadn’t known | B．didn’t know | C．would have known | D．haven’t know |
five hours to the meeting, David learnt that it had been postponed.
| A．Having driven | B．Driven | C．Being driven | D．To be driven |
9After the new technique was introduced，the factory produced ________ tractors in 1988 as the year before.
Written in a hurry, How can it be satisfactory?
| A．they found many mistakes in the report. |
| B．Sam made lots of mistakes in the report. |
| C．there are plenty of mistakes in the report. |
| D．the report is full of mistakes. |
Give me a cigarette, please. Mine .
| A．has been given out | B．has been run out |
| C．has used up | D．has been run out of |