Unit4AmazingScienceTopic1Whenwasitinvented?SectionC1.Workingroupsanddiscussthequestionsbeforereading.（1）Whatisaninvention?(2)Doyouthinkyoucanbeaninventor?Why?（3）whatshouldwedotobeaninventor?2.Finish1band1c.1cRead1aagainandfillintheblanks.Whenyouwanttohaveaninvention,firstyoumustuseyour________.Thenyoushouldplananddesignit.Carefulplanningisvery_________intheinvention.Third,youshouldmakea_______drawingofyourinventionandmakeamodelofit.Ifyouwanttomakeyourinventionmoresuccessful,youmust______itagainandagain.Afterthat,you_______yourinvention.Last,rememberthatyoushould_______yourinventionwithothers.imaginationimportantdetailedtestnameshareRead1aagain.1.ListthenewwordsinSectionC.2.Trytofindouttheusefulandimportantphrasesorsentences.Comeon!!balloongunrobotkeyboard1.Whatarethetop3mostimportantinventions?Why?Whichisthemost/leastimportantinvention?Why?2Discusswithyourpartnerwhichofthefollowingsarethetop3mostimportantinventionsandwhichistheleastimportantinvention.Thenexplainyourchoicetotheclass.•Example:•Ithinkzeroisthemostimportantinvention.ItissaidthatitwasinventedbyanIndian.Itisaveryinterestingnumber.Forexample,Ihaveonlytenyuan.Ifyouaddfivezerosafteritforme,haha,Iwillbearichman.•Myinventionisarobot.Itiscalled“Superman”.Thereisacomputerinsideitsbody.Itlookslikeatiger.Whenyouseeitforthefirsttime,youmaybefrightened.Infact,itisgentleandpolite.Itcanhelpusdohousework,suchascleaningaroom,washingdishes,andmakingthebed.Whentheroomisdirty,itwillbegintoworkatonce.Itcanalsowatchoverahouseinsteadofhumans.Itiscareful,cleverandhard-working.Inshort,thisrobotisveryusefultous,thoughitcan’trunorspeak.Youcanwriteitlikethis:SummaryWelearn:1.Somewords:invention,crayon,thought,silly,balloon,gun,robot,keyboard2.Somephrases，comeabout,noneof…inthe3.Somesentences:Inventingisinterestingandexcitingandeveryonecanbeaninventor.Wecan:1.Talkabouttheprocessofaninvention.2.Writeapassageaboutaninvention.•Read1a.•Memorizetheusefulexpressionsandkeysentencesthatwelearntoday.•FinishSectionCinyourworkbook.•PreviewSectionD.
