书信格式的,不知你是否满意:
Hello,Tom!Ihavereceivedyourlaste-mail.YouaskedmeaboutthetransportationinXi'an.Iwouldliketotellyousomethinginourcity.Nowadayswiththeincreasingnumberofprivatecars,trafficjamisverycommon.Therearetwomainreasons.Firstmoreandmorepeoplehaveownedtheircars.Second,thepopulationisbecominglargerandlarger.Sowearetryingourbesttosolvethisproblem.Firstweshouldcallonthecitizenstoreducetheuseofprivatecars,insteadtheyshouldtakeabusorrideabicycletowork.Second.wearetryingtoimprovetheconstrcutionoftheroadsinourcity.Ibelieveinthenearfuturethiskindofphonomenonwillgetbetterandbetter.Wouldyoutellmesomethingabouttrafficinyoucity?Iamlookingforwardtoit.
Yours.
Lihua