Unit18InventionsⅠ.BriefStatementsBasedontheUnitThisunitprovidesthestudentsgoodEnglishlanguagematerials.Theirinterestincreatingsomethingusefulwillbearoused.Inthefirstperiod,we’llbeginwithhowthestudentscometoschool.Thenproblemssuchasflattyrewillcomeup.Inordertosolvetheproblem,we’llseeanewtypeofbicycleandothernewinventions.Whiletalkingaboutthem,thestudents’speakingabilitywillbeimproved.Listeningisabouttwomen,whowantpatents.Afterlisteningtoit,thestudentswillimprovetheirlisteningability.Andstudentswillpractisehowtoexpressandsupportanopinioninthespeakingpart.Inthesecondperiod,thetextwillbedealtwith.Thestudents’interestofcreationwillbegreatlyaroused.Studentswillimprovetheirreadingabilityaswellasmastertheusefulwordsandexpressions.Inthethirdperiod,someusefulwordsandexpressionswillbemasteredbythestudentsaftertheyfinishtheexercises.Also,theAttributiveclauseisreviewedinthisperiod.Inthelastperiod,studentswilllearnsomeusefulwordsandexpressionsfromthereadingpassage.Andthestudentsareaskedtowriteanarticledescribingacomputertoimprovetheirwritingability.AfterSsstudythewholeunit,theirabilitiestolisten,speak,readandwritewillbeimproved.Ⅱ.TeachingGoals1.Talkaboutinventions.2.Practiseexpressingandsupportinganopinion.3.ReviewtheAttributiveClause.4.Writeaprocessessay.Ⅲ.BackgroundInformation1.PracticalComputerEnglishCannotopenlistfile(不能打开清单文件)Cannotopenrunfile(不能打开运行文件)Compareprocessended(比较处理结束)Comparemorefiles(Y/N)(还作文件比较吗？)Copycomplete(拷贝完成)Copyanother(Y/N)（还要拷贝另一个吗？）Underfindedlinenumber(未定义行号)Directoryentriesadjusted(目录页已调整)Diskbootfailure(磁盘自举失败)Disknotcompatible(磁盘不兼容)Datarecordtoolarge(数据记录太大)Entryerror(登记项错误)Errorloadingoperatingsystem(装入操作系统的错误)Filesharingconflict(文件共享的冲突)Filesaredifferentsizes(文件大小不同)FilescompareOK(文件比较成功)Incorrectparameter(参数不正确)Insufficientdiskspace(磁盘空间不足)Insufficientmemory(内存空间不足)Can’tcontinue(不可能继续)Devicefault(设备故障)1DeviceI/Oerror(I/O设备错)Devicetimeout(设备超时)Diskfull(磁盘满)Diskwriteprotect(磁盘写保护)Disknotready(磁盘没准备好)Divisionbyzero(除数为零)Duplicatedefinition(重复定义)Filealreadyexists(文件已经存在)Filealreadyopen(文件已打开)Filenotfound(文件没找到)FORwithoutNEXT(For语句中没有对应的next语句)Illegaldirect(非法的直接使用)Illegalfunctioncall(非法函数调用)IncorrectDOSversion(不正确的DOS版本)Internalerror(内部错误)outofdata(数据不够)outofmemory(超内存)outofpaper(打印纸不够)overflow(溢出)Pathnotfound(路径没找到)Stringtoolong(字符串过长)Subscriptoutofrange(下标范围不够)Syntaxerror(句法错误)Toomanyfiles(文件过多)Typemismatch(类型不匹配)Accessdenied(存取被拒绝)Backupfilesequenceerror(后备文件顺序错误)Badormissingcommandinterpreter(非法的或缺少命令解释程序)Badpartitiontable(非法的区分表)Badunit(非法的装置)Batchfilemissing(批处理文件丢失)CannotexecuteFORMAT(不能执行FORMAT)Cannotfindsystemfiles(找不到系统文件)Cannotopenoverlay(不能打开覆盖段)2.TVoftheFutureWhereistelevisiongoingfromhere?Television,theboxitselfandwhatitdoes,ischanginggreatly.Whilenobodyisreallysurewhatit’sgoingtolooklike,TVandtheInternetarecomingsilentlytogether.Intheolddaysofbroadcasting,peopleusedtosaythattherealmiracle(奇迹)oftelevisionwasturningairintomoney.Thetelevisionmiracleofthefutureisinteractive(相互影响的).“TheInternetisthemostsignificantchang...
