Asweallknow,guangzhouisoneofthemostbeautifulcityinchinaevenintheworld.Asaguangzhoucitizen,ithinkitisourdutytomakeguangzhoumorebeautiful.Guangdong'seconomicaredeveloped,butatthisfasteconomicgrowthenvironment,guangzhouairisgettingworse,theskywasnolongerthentheblue.So,weshoulddevelopenvironment-friendlyeconomy,lettheairbecomespureandfreshdot,lettheskybluebackagain,inaddition,weshouldplanttrees,busorbikeriding. 　　comeon,boysandgirls,let`smakeguangzhoumorebeautiful!