Lifein21stcentury（世纪）willbedifferentfromthelifeinthe20t...
问题详情：Lifein21stcentury（世纪）willbedifferentfromthelifeinthe20thcentury,becausemanychangeswilltakeplaceinthecentury,butwhatwillthechangebe? Thepopulation(人口)isgrowingfast.Therewillbemoreandmore...