The ( ) population may be the greatestchallenge of the world today .A,increase B.increased C.increasing D.increases

区分a population of/the population of the population of china___(increase). greying population stays in the population population population a population of和the population of有啥区别 选择题：____ of China is 1.3 billion.(A.Population B.a population C.The population) ---------------is the population of the city. The population problem英语作文带翻译 英语作文The population problems of leiyang 翻译:The population of China is over. The world population is growing .(rapid) The population of China is 1.3 b___ Which state is the largest in population china has the largest population 作文 _____is the population in your city? statistical study of the human population