09中考英语作文对应练习7：介绍电脑的用途

1).介绍电脑的用途，字数80字左右。

范文1.Computers

Itisknowntousallthatthecomputeristhemostimportantinventioninthe20thcentury.Ithasbeendevelopedalotsinceitappeared.Also,ourdailylifehasgreatlychangedbecauseofit.

Acomputercanthinkandrememberthingslikeman,butitismillionsoftimesfasterthanhumanbegins.Asaresult,computershavebeenusedinthefieldsofagriculture(农业),industry(工业),education(教育)andsoon.Forexample,wecanlearnourlessonsathomebyusingacomputerinsteadofgoingtoschool.

Computershaveenteredourdailylife.Soitisimportantforustolearnhowtouseacomputer.Andwemuststartrightnow.

范文2：Computers

Thecomputerisawonderfulmachine.Theyarealreadywidelyusedinindustriesandinuniversities.Theyareusedinmanyways.

Computerscandomanykindsofwork.Forexample,computerscanhelpsusdomathsproblemsquickly.Someproblemsaretoohardforustoworkthemout,butcomputerscan.Ascientistcanaskcomputerssomequestions,andthecomputerscanansweronthescreen.

Inacar-factorycomputertellstherobotshowtodowiththecars.

Computersareveryuseful.Somanyparentsbuycomputersfortheirchildren.Theyhopecomputerscanhelpthemimprovetheirstudiesinschool,butsomechildrendon’tdoaswhatparentswantthemtodo.BecausetheyusedthecomputersforsurfingontheInternetandspendtoomuchtimeplayingcomputergamesinsteadoflearning.Itdoesnotgoodfortheireyesight.Sotheirparentscomplainaboutcomputersnothelpchildrentostudybutalsomakethemfallbehind.

Inmanycompaniescomputersinsteadofworkerstowork.Somanypeoplelosetheirjobs.Somanyworkersthinkcomputersbringthemalotoftrouble.

Ifcomputersaregoodforusorbadforusit’shardtosaysoIhopecomputerswillbeusedintherightway.

2).介绍因特网（Internet）的主要用途：

信息：看国内外新闻、获取其他信息；

通讯：发e-mail、打电话；

学习：上网上学校、阅读各种书籍、自学外语；

娱乐：欣赏音乐、观看体育比赛、玩棋牌游戏；

生活：购物、聊天（haveachat）、交友。

OntheInternet

TheInternetisbecomingmoreandmoreimportantinourdailylife.Onthenet,wecanlearnnewsbothathomeandabroadandallkindsofotherinformationaswell.Wecanalsosendmessagesbye-mail,makephonecalls,gotonetschool,readdifferentkindsofbooksandlearnforeignlanguagesbyourselves.Besides,wecanenjoymusic,watchsportsmatchesandplaychessorcards.Onthenet,wecanevendoshopping,haveachatwithothersandmakefriendswiththem.Inaword,theInternethasmadeourlifemorecolourful.