Parents often ask us _____ water in our life.
A. save B. savin C. to save D. saves
E - mail is very popular today. People hardly post letters, _____?
A. did they B. do they C. didn’t they D. don’t they
Our country ______the sixth population census(人口普查) already.
A. finished B. has finished C. will finish D. finishes
— Many people eat_____ meat than they did before.
—Yes, that’s why they’re getting fatter and fatter.
A. more B. less C. fewer D. much
The environment in our town is getting worse and worse,so many trees____.
A. are planting B.should be planted C.should plant D.will plant
Do you know ______in Japan?
A. when nuclear(核) accidents happened B. when did nuclear accidents happen
C. when nuclear accidents happen D. when do nuclear accidents happen
