infrastructureofchina 　　TheinfrastructureofChinahasbeenimprovedgreatlyduringthepastfewyears.ThankstothegreatinternationaleventslikeBeijingOlympicsandShanghaiExpo,thetwocitieshasbecomemuchmorebeautiful.Theroadsarebroaderandtheflatsarecleaner.Andtherearemoreparksandsquaresaround.Therearegreatchangesinsomesmallercitiesaswell.TherearemorehighwayroadsbetweenprovincesinChinasothatittakesshortertimetotravelinbetween.Therearemorerailwaylinestoo,ordinaryones,theundergroundonesandthehighspeedones. 　　Inaword,therehasbeengreatchangesabouttheinfrastructureinChina,butthere'sstillalotthatweneedtodotomakeitevenbetter. 　　希望对你有启发