Please wait. She ________ to you in a few minutes.
A. talk B. talked C. have talked D. will talk
We love________．We don't like the war (战争)．
A. culture B. peace C. battle D. history
—Do you think that there will be more trees in the mountains? —________
A. I hope so. B. Yes，I hope not.
C. Oh，really? D. Yeah，there will be fewer trees.
—If there are __________people driving , there will be _________air pollution.
—Yes, the air will be fresher.
A. less ; less B. less ; fewer
C. fewer ; fewer D. fewer ; less
You can read all kinds of books ________ computers in 10 years.
A. in B. on C. at D. of
（题文） is one of the four great inventions of ancient China.
A. The car B. The train
C. Paper-making D. The computer
