Unit-4-Topic-1-Section-CVIP专享VIP免费

Unit4AmazingScienceTopic1Whenwasitinvented?SectionCInventionInventorYearcarKarlBenz1885telephoneAlexanderGrahamBell1876TVJohnBaird1926•A:Whenwasthecarinvented?•B:Itwasinventedin1885.•A:Whowasthecarinventedby?•B:ItwasinventedbyKarlBenz.Makedialogslikethis:Workingroupsanddiscussthequestionsbeforereading.1.Whatisaninvention?inventionn.发明，创造inventv.发明，创造inventorn.发明者，发明家Aninventionmaybeanewproductoranewwayofdoingthings.•2.Listsomeinventionsthatyouknowandtheirinventors.•lightbulbcartelephonetelevisionradio…•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.Canyoulistit?1.Aninvention–comeabout–solveaproblem–theresultof–crayons—noneof–bemadein–interesting,exciting–inventor–afewsimplesteps2.Useyourimagination–thought–silly–laughat–bediscouraged3.Plananddesignyourinvention–beimportantto–brainstorm–evaluate4.Drawyourinvention—makeadetaileddrawing5.Makeamodel6.Testyourinvention--domoreresearch7.Nameyourinvention8.Share…withRetellitballoongunrobotkeyboard1.Whatarethetop3mostimportantinventions?Why?2.Whichistheleastimportantinvention?Why?2Discusswithyourpartnerwhichofthefollowingsarethetop3mostimportantinventionsandwhichistheleastimportantinvention.Thenexplainyourchoicetotheclass.•Example:•Ithinkzeroisthemostimportantinvention.ItissaidthatitwasinventedbyanIndian.Itisaveryinterestingnumber.Forexample,Ihaveonlytenyuan.Ifyouaddfivezerosafteritforme,haha,Iwillbearichman.3Doyouknowhowtobeaninventor?Doyouwanttoinventsomething?Writeapassageaboutyourinvention.Thefollowingquestionsmayhelpyou.•1.Howdoyoucometotheideaofyourinvention?•2.Whatdoesitlooklike?•3.Whatisitmadeof/from?•4.What’situsedfor?•5.Whatareyougoingtonameit?Beforewriting,thinkmoreclearlyandtellaboutthelooks,uses,advantagesanddisadvantagesofanobject.•Myinventionisa...