________ seems to be a strong competition in China for senior high students to enter college or university.
A. It B. This C. That D. There
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.
