閱讀理解。Doyouliveinthecity?Doyouknowhowcitiesbegan?Long,l...
問題詳情： 閱讀理解。Doyouliveinthecity?Doyouknowhowcitiesbegan?Long,longago,theworldhadonlyafewthousandpeople.Thesepeoplemovedfromoneplacetoanother.Theymovedovertheland,huntinganimalsforfood.Nooneknow...