What's the population of the world和 What about Chian,Indian

What's the population of the world和 What about Chian,Indian What's the percentage of black population in the world? what's the population of china? what's the population of shanghai 怎么回答What's the population of... 选择:What's the population of __ What’s the population of Western Australia? 同义句what is the population of the world 英语翻译What's the population of China?还是What's the population i what's the wonder of the world what's the end of the world? 22.----What 's the population ___your city.---- About i mill