—You are always full of _______.Can you tell me the secret?
—Taking plenty of exercise every day.
| A．power | B．strength | C．force | D．energy |
It is no use _________ to persuade him ________ smoking because he has been addicted to it since he was young.
| A．trying, to quit | B．to try, to quit | C．to try, quit | D．trying, quit |
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 |
After the new technique was introduced，the factory produced ________ tractors in 1988 as the year before.
| A．as twice many | B．as many twice | C．twice as many | D．twice many as |
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. |