高铁给人们的出行带来了快捷和方便，请你写一篇短文简单介绍武广高铁。
基本情况：
1.始建于2005年，2009年12月26日开通运营，干线全长1068公里；
2.途经湖北、湖南和广东；
3.列车时速高达350公里/小时，目前世界上最快。
主要优点：
1.武汉至广州仅需3个小时，比先前减少7个多小时；
2.高铁列车设施齐全，安全舒适。
美中不足：
1.票价偏高；
2.车站离市中心较远。
【优秀范文】
Firstbuiltin2005,theWuhan-Guangzhouhigh-speedrailwaywentintooperationonDecember,26th,2009.Overalllengthofitsmainlineis1068kilometers,anditgoesthroughthefollowingthreeprovinces:Hubei,HunanandGuangdong.
ThespeedoftheWuhan-Guangzhouhigh-speedrailwayis350km/h,thefastestspeedintheworldnow,whichmakesitonlythreehoursneededfromWuhantoGuangzhou,sevenhourslessthanbefore.Besides,thereareallkindsoffacilitiesinthetrain,whichmakeyourtripsafeandcomfortable,soitismorehumanitarian.
However,theonlyflyintheointmentisthatthetrainfareistoohighandthestationisquitefarawayfromthedowntownarea.
二.扫码支付
TheAdvantagesofOnlinePayment
Onlinepaymenthasbeenadvocatedaroundtheworld,whichisthefuturewaytopaybills.InChina,Alipayispopulareverywhere,eventhesmallbusinesscanbefinishedbythisadvancedway.Peopleplaythejokethattheydon’tneedtoworryaboutthelackofcash.Theadvantagesofonlinepaymentareobvious.
Firstly,itsavespeople’stimetopaybills.Theuseofonlinepaymentiscarriedoutwithasmartphone.Especiallywhenwegotothesupermarket,therearealwaysalotofpeoplewaitinginthelongline.Theprocessofcostingcustomers’timeistotakeoutthecashorusethecreditcard,becausebothcustomersandcashiersneedtocountthemoneyorcheckthebills.Butnowthecashiercanjustscanthephoneandthebillwillbepaidandthecustomercancheckquickly.
Second,peopledon’thavetoworryaboutgettingthefakecash.Manyyearsago,peoplewereeasytogetfakemoneyastheyreceivedthechange.Butnow,asthecashhavebeenusedless,peoplewon’treceivethefakecashwithoutpapermoney.Withthedevelopmentofnewapplications,ourlifewillbemuchconvenient.
三.共享单车
假定你是红星中学初三学生李华。你的美国朋友Jim在给你的邮件中提到他对中国新近出现的一种共享单车“mobike”很感兴趣，并请你做个简要介绍。请你给Jim回信，内容包括：
1.这种单车的使用方法(如：APP查看车辆、扫码开锁等);
2.这种单车的优势;
3.你对这种单车的看法。
注意：1.词数不少于80;
2.开头和结尾已给出，不计入总词数。
提示词：智能手机smartphone，二维码theQRcode
DearJim,
I’mwritingtotellyoumoreaboutthenewformofsharingbike--mobikementionedinyourlatestletter.
It’sveryconvenienttouseifyouhaveasmartphone.WhatyoudoistofindanearestmobikethroughtheAPP,scantheQRcodeonthebike,andenjoyyourtrip.
Comparedtootherformsofsharingbike,thegreatestadvantageofmobikeisthatyoucaneasilyfindoneandneverworryaboutwheretoparkit.Itisbecominganewtrendasameansoftransportation,whichrelievesthetrafficpressureanddoesgoodtotheenvironmentaswell.
HopetorideamobikewithyouinChina.
Yours,
LiHua
四.网购
随着互联网的发展和普及，网络购物在中国也变得越来越普遍了，甚至已经成了我们日常生活的一部分了。相信同学们身边一定有不少同学已经通过网络进行购物了，比如淘宝网等，但是网络购物究竟有何利弊呢请写一篇短文，谈谈网上购物的好处与坏处。
WiththedevelopmentoftheInternetandthepopularizationofcomputers,shoppingontheInternethasbecomeacommonplaceinourlife.Hereconsumerscanbuyalmosteverythingtheyneed.
ShoppingontheInternethasalotofadvantages,ofwhichthemostimportantisperhapsitsconvenience.Peopledon'thavetowastealotoftheirenergyandprecioustimetogofromoneshoptoanothertochoosethecommoditiestheylike.Thisisespeciallydesirabletotheold,thesickandthebusypeoplewhocannotgototheshopsinperson（亲自）.Thegoodscomeinallshapes,sizesandcolorsontheInternet.Alltheyneedtodoistositinfrontoftheircomputersandclickthemouses（点击鼠标）.Thecommoditiestheyorderwillbedelivered（运送）tothempromptly.
However,shoppingontheInternetalsohasitsdisadvantages.Thefirstdisadvantageisthattheconsumerscan'tseethegoodsortrythemon（试穿，试验）personally.Sometimes,therealgoodsmaynotbethesameaswhattheyhaveseenonthecomputer.TheseconddisadvantageisthatsomeshopsontheInternetarenotregistered（注册）.Theywillneverdeliveranythingtoyouaftertheygetthemoneyfromyou.Oncecheated,youwillfindthatyouhavenowheretogotocomplain.