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Unit4AmazingScienceTopic3Chinaisthethirdnationthatsentapersonintospace SectionC Step1Review 定语从句的概念 在复合句中 修饰某一名词或代词的从句叫做 被修饰的名词或代词叫做 从句放在所修饰词之后 由关系代词引导 并在从句中充当句子成分 关系代词指人 主格 宾格 指物 主格 宾格 指人或物 主格 宾格 定语从句 先行词 who which that Check 1 TheGreatWallbuiltinancientChinaisregardedasthesymbolofChinesenation 2 ThegirlsaredancinginthegymarefromClassSix 3 IknowtheboycanspeakEnglishwell 4 Maryboughtalittlebirdwasverypretty 5 Theseasonissummercomesafterspring 6 Iknowtheboyyouarelookingfor which that who that who that which that which that who that Whatarethecomputersusedfor Step2Pre reading Whatisthepassageabout TheImportanceofComputers Underlinethetopicsentenceofeachparagraph 1 SincecomputerswereinventedintheUSAinthe1950s theyhavebecomeveryimportantinmanyareasofworkandleisure 2 SincetheInternetcameintobeing people slivesathomehavebeenchanged too 3 Computershaveimprovedourlives buttheyhavebroughtproblems too Step3While reading Skimming controlthespeedanddirection finddiseaseseasilyandsolveotherproblems dodangerouswork usedtoplaceandcancelorders Paragraph1 Scanning doubtn v 怀疑 疑惑 1 Thereisnodoubtthatcomputersareveryusefulintechnologyandbusiness 毫无疑问电脑在技术和贸易业都非常有用 Languagepoints 2 Forexample tinycomputerswhichareinsidepatients bodiescankeeptheirheartsbeatingnormally 例如 病人体内植入微电脑能帮助病人的心脏正常搏动 tinyverysmallinsizeadj 极小的 微小的 atinygirl tinygerms inside 2 Forexample tinycomputerswhichareinsidepatients bodiescankeeptheirheartsbeatingnormally 例如 病人体内植入微电脑能帮助病人的心脏正常搏动 insideprep 在 内adv 在里面 Languagepoints comeintobeingmoreandmorewatchmoviesthankstodobusinessinsteadofchatonlinemaketheworldsmaller 做买卖形成 产生越来越多看电影代替网上聊天使世界更小多亏 由于 Paragraph2 Scanning ConnectthefollowingphraseswithChinesemeanings Languagepoints 3 Thewholeworldisconnected 网络连接了全世界 connectv 连接connectionn 关系 联系 Forinstance ifweworkoncomputerstoolong wemaygetheadachesorsoreeyes 比如 如果我们使用的电脑工作的时间太长 我们就会头昏眼花 forinstance forexample用来举例说明某一论点或情况 一般只举同类人或物中的 一个 为例 suchas用来列举事物时 一般列举同类人或事物中的几个例子 E g 1 Manycountries Japan forinstance forexample hasalotofearthquakes 2 Ilikefruits suchasapples pearsandbananas Paragraph3 Languagepoints 1 besides与except用于肯定句时 except意为 除 之外 除去 不包括在内 besides意为 除 之外 还有 Whatothersportsdoyoulikebesidesfootball Itmeans Helikesfootball too Ilikeallsportsexceptfootball Itmeans Hedoesn tlikefootballatall 2 Besides noteverythingwereadontheInternetistrueorgoodforus 另外 我们在网上看到的东西并不都是真实的 有益的 Languagepoints practice 除了这支外 我还有另一支蓝色钢笔 1 1 共2支 Ihaveanotherbluepenbesidesthisone 我们都通过了考试 汤姆除外 整体中 汤姆一人不及格 WeallpassedtheexamexceptTom Languagepoints Completethefollowingdiagram computers usage work dailylife ofaspaceship helpdoctors infactories helpbusinessmen playgamesand and athome bysendinge mailsand controlthespeedanddirection finddiseaseseasily controltherobots placeandcancelorders watchmovies doshopping dobusiness communicate chattingonline Step4Post reading computers usage problem work dailylife ofaspaceship helpdoctors infactories helpbusinessmen playgamesand and athome bysendinge mailsand getheadachesor don thaveenoughtime somethingontheInternetisnot controlthespeedanddirection finddiseaseseasily controltherobots placeandcancelorders watchmovies doshopping dobusiness communicate chattingonline soreeyes tostudyorrcise trueorgood Retellit Step4Post reading Summary Welearn 1 Somewords doubt tiny inside brain cancel connect2 Somephrases nodoubt forinstance3 Somesentences 1 Thereisnodoubtthatcomputersareveryusefulintechnologyandbusiness 2 Computershelpusatworkandathome buttheymustbeusedproperly Wecan 1 Talkabouttheimportanceofcomputers 2 Writeacompositionbyusingourimagination Step5 Read1a Memorizetheusefulexpressionsandkeysentenceswhichwelearnedtoday FinishSectionCinyourworkbook Writethepassage OneDayWithoutComputers Homework Step6 WriteashortpassagewiththetitlewithOneDayWithoutComputers Thefollowinginationmayhelpyou Supposeyouwereonaspecialdayin2030 Duringtheday therewerenocomputersintheworld Whattroublewouldyouhave Youmaybeginlikethis OneDayWithoutComputersToday whenIgotup Ijustturnedonthecomputerasusual butitdidn twork ThenItriedmybrother sPC myparents evenmydog s butnoneofthemworked Later itwasreportedonTVthatallofthecomputersintheworldbrokedowntoday Thankyou OneDayWithoutComputersToday whenIgotup Ijustturnedonthecomputerasusual butitdidn twork ThenItriedmybrother sPC myparents evenmydog s butnoneofthemworked Later itwasreportedonTVthatallofthecomputersintheworldbrokedowntoday Sotheworldisquitedifferent Forinstance wecan tplaygames watchmoviesordoshoppingathome Besides wecan tcommunicatebysendinge mailsorchattingonline Withoutthehelpofcomputers businessmencan tplaceorcancelordersonline Teacherscan tgivelessonstotheirstudents What sworse robotscontrolledbycomputerscan tdodangerousworkforhumans Eventhedoctorscan tfindthediseaseseasily Inshort wealmosthavetroublewitheverythingwithoutcomputerstoday Youcanwriteitlikethis
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