“What's the population of XXX?”一句的主语是哪个?

“What's the population of XXX?”一句的主语是哪个? What's the population of your city?（同义句） what's the population of India?同义句 what's the population of 造句（两句） what's the population of beijing?的同义句怎么写 What's the population of chtna?是甚么意思 what's the population of beijing?的翻译 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?