英语ppt 网上购物的优劣

ShoppingontheInternetgroupmembers：曲雪梅王禹张楠孙盛杰韩露ContentsWhatisonlineshopping.Thehistoryofonlineshopping.Howtobuyproductsonline?Theadvantageofonlineshopping.Thedisadvantageofonlineshopping.Howtosolvetheproblem.Whatisonlineshopping.Onlineshoppingistheprocesswhereby（通过）consumersdirectlybuygoodsorservicesfromasellerinreal-time（实时的）,withoutanintermediary（中间人）service,overtheInternet.Itisaformofelectroniccommerce（电子贸易）.Thehistoryofonlineshopping.In1990TimBerners-LeecreatedthefirstWorldWideWebserver.Itopenedforcommercial（商业的）usein1991.In1994otheradvancestookplace,suchasonlinebankingandtheopeningofanonlinepizzashopbyPizzaHut（必胜客）.Alsoin1994theGerman（德国的）companyintroduceditsfirstonlineshoppingsystem.In1995Amazon（亚马逊）launched（发布）itsonlineshoppingsite,andin1996eBay（网络交易平台）appeared.Peopleinonlineshoppingisveryconvenient,youcanremainoutsidedoorstobuyanycommodity（商品）,andthepriceisrelativelycheap.Consumersbuythingsonline,delivery（传送）speedisveryfast,usuallyyoubuyonlinetodaytoyesterday,andexpresstheattitudeisalsoverygood.Fromtheorders,tobuygoods,youdon’tneedtovisitthesite,savingtimeandeffort，Becauseofonlinestoretosaverentstorefront（店面）.Nowsomeintheonlineshopofthemerchants（商人）donotpayattentiontointegrity（诚实),deception（欺骗)ofconsumers,oftensellinginferior（低劣的）goods.Someconsumerstotheonlinepaydeposit(保证金）firstandthentakethegoods,buttheyoftenlostmoremoney，anddon’treceivethegoods.BecausesomepeoplebuythingsontheInternetwithoutpayingcash(现金）,soalotofpeopleusuallyusebankcardtopay,Ifyoudon’tusecorrectwaystopay,Thelast,you’llfindthatyourmoneyhasbeenlost.Howtosolvetheproblem.1.Chooseafamouswebsite2.Readrulescarefullybeforeyoupay.3.Savedocuments4.You’dbetternottousecreditcard5.Don’tbelieveads.6.Comparewhatyouwantbuytootherwebsite.