Mrs. Weng came back from France in 2010. She _________ there for four years.
A. works B. worked C. has worked
We must______ using plastic bags in order to protect our earth..
A. give out B. give up C. give away D. give in
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
