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说明文ExpositionAccordingtoarecentinvestigation,about30%ofthecityfamilieshavecomputers.Besides,manyvillagepeoplearemoreandmoreinterestedincomputersandsomeofthemevenhaveboughtcomputers.About70%oftheparentsboughtcomputersfortheirchildrentostudy,andsomefortheirwork.Andevensomepeopleboughtthemforentertainment.Thefacthowthemiddleschoolstudentsusethecomputersreallysurprisesus.Onlyabout30%ofthemusecomputerstofindoutusefulinformation.About60%ofthemusecomputerstochatwithotherpeopleontheInternet.Whatisworse,about60%usecomputerstoplaygamesand20%usecomputerstowatchVCDsorlistentomusic.Inmyopinion,weshouldmakebetteruseofourbestinvention-computers._____________________________________homework阅读下面两则短讯，谈谈你对网吧（InternetBar)现象的看法。（不必把短讯译成英文）。１）北京市关闭了许多网吧，但仍有学生周未一早乘车去郊区上网。２）辽宁省锦州市6000余名学生举行集体签名仪式，保证远离网吧。2003年上海春季高考英语试题ArgumentationNowmoreandmorefamilieshavetheirowncars.It’sveryconvenientforthepeoplewhohavetheirowncarstogotoworkortotaketheirchildrentoschool.Inholidays,allthefamilycantraveltosomeplaceorgotovisitexhibitionfarawaybycar.Theysavealotoftheirsparetime.Thecarindustryisdevelopingmoreandmorerapidlybecausepeopleneedmoreandmorecars.Withthedevelopmentofcarindustry,theeconomyinChinaisdevelopingrapidlytoo.Butalotofproblemsarecomingabout.Trafficincitiesisgettingheavierandheavier.Theairisbeingpollutedmoreandmoreseriously.Tosolvetheseproblems,somethingmustbedone.homework以“TheValueofTime”为题写一篇短文。该短文化有四个小段。第一段是引言，提出时间比金钱更宝贵，我们必须珍惜时间这个论题。第二段是扩展段，说明时间是有限的，作为学生更应该充分利用时间，将来为国家服务。第三段也是扩展段，指出有些人还没有认识到时间的价值。第四段是结论段，指出我们必须有一个节约时间的好习惯。常见的错误:1)Becausetheaccidentswhichhappenedintheyears,189peoplewerehurtexcept25peoplewerekilled.2)Whatthemostimportantispedestriansdidn’tobeytheregulation.3)Wemustrealizethathowimportantitistoobeytheregulation.of___injuredthatis____don’t4)Ithinkthepedestriansdon’tkeeptheregulationandthedriverdrivethecarwithnorulescausetheaccidents.5)Astheincreasingnumberoffamilycarsandmoreandmoretrafficaccidents,itisnecessarytopayattentiontotheseproblems.6)Whileourliveswerechanged,thepersonalcars’numberwentlarger.Ithinkitcausedtheaccidentsthatthepedestriansdidn’tkeeptheregulationandthedriverdrivethecarwithnorules.__with____As7)Thereare25peoplewerekilled(died).8)Theaccidenthappenedtimesisverymuch.句子结构分析sentencestructureThenumberoftheaccidentswhichhashappenedisincreasing.