Unit4AmazingScienceTopic1Whenwasitinvented?SectionCWorkingroupsanddiscussthequestionsbeforereading.1.Whatisaninvention?inventionn.发明，创造inventv.发明，创造inventorn.发明者，发明家Aninventionmaybeanewproductoranewwayofdoingthings.2.Listsomeinventionsthatyouknowandtheirinventors.radio,airplane,television,lightbulb,car,telephone…3.Doyouthinkyoucanbeaninventor?Why?Yes,inventingisinterestingandexcitingandeveryonecanbeaninventor.v.列清单，把…列表Workingroupsanddiscussthequestionsbeforereading.inventioncrayonthoughtsillybrainstormevaluateredesigndetailedA.愚蠢的，傻的B.发明，创造C.彩色铅笔D.想法，看法，主意E.集思广益，动脑筋F.重新设计G.估值，评价，评估H.详细的Matchthewordswiththeirmeanings.A.Drawyourinvention.B.Nameyourinvention.C.Testyourinvention.D.Useyourimagination.E.Plananddesignyourinvention.1bRead1aandputthesentencesinthecorrectplaces.___Youcanhavewildandcrazythoughts.Rememberthatnoideaistoosilly.ManypeoplelaughedattheWrightbrothersandsaidtheywouldneverfly.Buttheyweren’tdiscouragedbywhatpeoplesaid.That’swhynowwehaveplanes.D想像力1bRead1aandputthesentencesinthecorrectplaces._______Carefulplanningisimportantintheinventionprocess.Thisisthetimetobrainstormforideasandtoevaluatethem._______Makeadetaileddrawingofyourinventionsootherswillunderstandhowyourinventionworks.Makeamodelofyourinvention._______Seeifyourinventionworksasitisplanned.Ifnot,domoreresearch,redesignit,andtestitagain._______Everyinventionneedsaname.Shareyourinventionswithothers.EACB1cRead1aagainandfillintheblanks.Whenyouwanttohaveaninvention,firstyoumustuseyour________.Thenyoushouldplananddesignit.Carefulplanningisvery_________intheinvention.Third,youshouldmakea_______drawingofyourinventionandmakeamodelofit.Ifyouwanttomakeyourinventionmoresuccessful,youmust______itagainandagain.Afterthat,you_______yourinvention.Last,rememberthatyoushould_______yourinventionwithothers.imaginationimportantdetailedtestnameshare1aReadandunderstand.KeypointsReadthepassageSummaryWelearn:1.Somewords:invention,crayon,thought,silly,balloon,gun,robot,keyboard2.Somephrases:laughat，comeabout，theresultof…，noneof…3.Somesentences:Inventingisinterestingandexcitingandeveryonecanbeaninventor.Wecan:1.Talkabouttheprocessofaninvention.2.Writeapassageaboutaninvention.
