Twenty percent of the world's population ________ Chinese no

加急The population of the city,twenty percent of which（ ）,（ ）1 I think twenty percent of the students_____Wang Dongcheng's the other twenty percent of the students That's 6000000000!The population of the world is increasing What's the percentage of black population in the world? 英语语法句子结构Twenty-one percent of China's exports go to the U.S. About twenty percent of population of our country live ___ w Three percent of the population is of Asian _________(origin Over 80 percent of the population of China are peasants. About 20 percent of the population of this The population of this city ,forty percent of which_____, __ Eighty percent of the population in the city ______ workers.