When a child realizes he should stand on his own feet, he has grown up.
—It’s reported that many wild animals are _____because of human’s killing. —That’s too bad. We should do something to protect them. A. cutting down B. dying out C. taking out
—_____ the population of the U.S.A. in 2005?—It _____ about 296 million.A.What is; isB. What was; wasC. How many is; was
—Why didn’t you stop them from in the lake? It was too dangerous. — Sorry, I forgot it. A. swimming B. swim C. to swim
—Where are Maria and Kangkang? —They _____ England and they will be back next month. A.have been to B. have gone to C. has been in
Here are two nice photos ______ my family.