Unit4Topic1Whenwasitinvented?SectionCWarmupJanepostedaWeibo.PleaseanswerthequestionsonhisWeibo.[l?st]v.列清單，把......列表n.名單；目錄；清單[?n?ven?n]n.發(fā)明，創(chuàng)造Canyoulistit?balloon[b??lu?n]n.氣球；熱氣球keyboard[?ki?b??d]n.鍵盤Ithinkballoon

isthemostimportantinvention.ItissaidthatitwasinventedbyMontgolfier.Ithinkkeyboard

isthemostimportantinvention.ItissaidthatitwasinventedbyChristopherLathamSholes.一般過去時被動語態(tài)結(jié)構(gòu)：be(was/were)+動詞過去分詞+其他

gun[ɡ?n]n.槍，炮robot[?r??b?t]n.機器人Ithink________

isthemostimportantinvention.Itissaidthatit_____________JohnMosesBrowning.________________________________________.Itissaidthatit_______________

GeorgeDevol.gunwasinventedbyIthinkrobotisthemostimportantinventionwasinventedbyPre-readingLookatJane’sinvention.ShewilltellusthestepsFirst,havewildandcrazythought.Noideaistoosilly.[θ??t]n.想法?？捶ǎ饕鈁?s?li]adj.愚蠢的，傻的Second,planyourinventionandtrytobrainstormforideasandtoevaluatethem.[??v?ljue?t]v.估值，評價[?bre?nst??m]v.集思廣益，動腦筋Pre-readingLookatJane’sinvention.ShewilltellusthestepsThird,makeadetaileddrawingofyourinventionFourth,makeamodelofyourinventionPre-readingLookatJane’sinvention.ShewilltellusthestepsFifth,testandredesignyourinventionNext,nameyourinventionFinally,sharewithothers.While-readingReadthe1stparagraphquicklyandchoosetheanswer.

Thetextismainlyabout____.A.WhatisaninventionB.HowtomakeaninventionC.InventingisinterestingBTip:Wecanfindthemainideasfromthebeginning1bReadandputthesentencesinthecorrectplaces.A.Drawyourinvention.B.Nameyourinvention.C.Testyourinvention.D.Useyourimagination.E.Plananddesignyourinvention.______Youcanhavewildandcrazy

thoughts.Rememberthatnoideaistoo

silly.ManypeoplelaughedattheWrightbrothersandsaidtheywouldneverfly.Buttheyweren’tdiscouragedbywhatpeoplesaid.That’swhynowwehaveplanes.Tip:Wecanscanthepassagetofindsomespecificinformation.想像力n,想法，主意adj.愚蠢的嘲笑1bReadandputthesentencesinthecorrectplaces.A.Drawyourinvention.B.Nameyourinvention.C.Testyourinvention.D.Useyourimagination.E.Plananddesignyourinvention._______Carefulplanningisimportantintheinventionprocess.Thisisthetimetobrainstorm

forideasandtoevaluatethem._______Makea

detailed

drawingofyourinventionsootherswillunderstandhowyourinventionworks.Makeamodelofyourinvention._______Seeifyourinventionworksasitisplanned.Ifnot,domoreresearch,

redesign

it,andtestitagain._______Everyinventionneedsaname.Shareyourinventionswithothers.Tip:Wecanscanthepassagetofindsomespecificinformation.v.評估vi.集體討論；動腦筋adj.詳盡的，詳細的v.重新設(shè)計While-readingRead1aagainandfillintheblanks.

Whenyouwanttohaveaninvention,firstyoumustuseyour_________.Thenyoushouldplananddesignit.Carefulplanningisvery_________intheinvention.Third,youshouldmakea_______drawingofyourinventionandmakeamodelofit.Ifyouwanttomakeyourinventionmoresuccessful,youmust_____itagainandagain.Afterthat,you_______yourinvention.Last,rememberthatyoushould_______yourinventionwithothers.imaginationimportantdetailedtestnameshareWhile-reading

Aninventionmaybeanewproductoranewwayofdoingthings.Inventionscomeaboutinmanyways.Mostofthetime,inventionshappenbecausesomeoneworkstosolveaproblem.Sometimesinventionsaretheresultofaccidents.Lookatyourschoolbags.Youhavepencils,pens,crayons,rulersandsomebooks.Noneofthesethingswasplantedinfields.Theyweremadeinfactoriesandinventedbysomeone.Inventingisinterestingandexcitingandeveryonecanbeaninventor.Doyouwanttobeaninventor?Thereareafewsimplestepstofollowintheinventionprocess.

Youcanhavewildandcrazythoughts.Rememberthatnoideaistoosilly.ManypeoplelaughedattheWrightbrothersandsaidtheywouldneverfly.Buttheyweren'tdiscouragedbywhatpeoplesaid.That'swhynowwehaveplanes.

Carefulplanningisimportantintheinventionprocess.Thisisthetimetobrainstormforideasandtoevaluatethem.

Makeadetaileddrawingofyourinventionsootherswillunderstandhowyourinventionworks.Makeamodelofyourinvention.

Seeifyourinventionworksasitisplanned.Ifnot,domoreresearch,redesignit,andtestitagain.Everyinventionneedsaname.Shareyourinventionswithothers.While-readingRead1aagainandfillintheblanks.

Whenyouwanttohaveaninvention,firstyoumustuseyour_________.Thenyoushouldplananddesignit.Carefulplanningisvery_________intheinvention.Third,youshouldmakea_______drawingofyourinventionandmakeamodelofit.Ifyouwanttomakeyourinventionmoresuccessful,youmust_____itagainandagain.Afterthat,you_______yourinvention.Last,rememberthatyoushould_______yourinventionwithothers.imaginationimportantdetailedtestnameshareWhile-reading

Aninventionmaybeanewproductoranewwayofdoingthings.Inventionscomeaboutinmanyways.Mostofthetime,inventionshappenbecausesomeoneworkstosolveaproblem.Sometimesinventionsaretheresultofaccidents.Lookatyourschoolbags.Youhavepencils,pens,crayons,rulersandsomebooks.Noneofthesethingswasplantedinfields.Theyweremadeinfactoriesandinventedbysomeone.Inventingisinterestingandexcitingandeveryonecanbeaninventor.Doyouwanttobeaninventor?Thereareafewsimplestepstofollowintheinventionprocess.

Youcanhavewildandcrazythoughts.Rememberthatnoideaistoosilly.ManypeoplelaughedattheWrightbrothersandsaidtheywouldneverfly.Buttheyweren'tdiscouragedbywhatpeoplesaid.That'swhynowwehaveplanes.

Carefulplanningisimportantintheinventionprocess.Thisisthetimetobrainstormforideasandtoevaluatethem.

Makeadetaileddrawingofyourinventionsootherswillunderstandhowyourinventionworks.Makeamodelofyourinvention.

Seeifyourinventionworksasitisplanned.Ifnot,domoreresearch,redesignit,andtestitagain.Everyinventionneedsaname.Shareyourinventionswithothers.While-reading

Aninventionmaybeanewproductoranewwayofdoingthings.Inventionscomeaboutinmanyways.Mostofthetime,inventionshappenbecausesomeoneworkstosolveaproblem.Sometimesinventionsaretheresultofaccidents.Lookatyourschoolbags.Youhavepencils,pens,crayons,rulersandsomebooks.Noneofthesethingswasplantedinfields.Theyweremadeinfactoriesandinventedbysomeone.Inventingisinterestingandexcitingandeveryonecanbeaninventor.Doyouwanttobeaninventor?Thereareafewsimplestepstofollowintheinventionprocess.

Youcanhavewildandcrazythoughts.Rememberthatnoideaistoosilly.ManypeoplelaughedattheWrightbrothersandsaidtheywouldneverfly.Buttheyweren'tdiscouragedby

whatpeoplesaid.That'swhynowwehaveplanes.

Carefulplanningisimportantintheinventionprocess.Thisisthetimetobrainstormforideasandtoevaluatethem.

Makeadetaileddrawingofyourinventionsootherswillunderstandhowyourinventionworks.

Makeamodelofyourinvention.

Seeifyourinventionworksasitisplanned.Ifnot,domoreresearch,redesignit,andtestitagain.Everyinventionneedsaname.Shareyourinventionswithothers.發(fā)生；出現(xiàn)彩色鉛筆在發(fā)明的過程中與某人分享Readthepassageandunderlinethepassivevoiceofthepasttense

An

inventionmaybeanewproductoranewwayofdoingthings.Inventionscomeaboutinmanyways.Mostofthetime,inventionshappenbecausesomeoneworkstosolveaproblem.Sometimesinventionsaretheresultofaccidents.Lookatyourschoolbags.Youhavepencils,pens,crayons,rulersandsomebooks.Noneofthesethingswasplantedinfields.Theyweremadeinfactoriesandinventedbysomeone.Inventingisinterestingandexcitingandeveryonecanbeaninventor.Doyouwanttobeaninventor?

Thereareafewsimplestepstofollowintheinventionprocess.Readthepassageandunderlinethepassivevoiceofthepasttense

Youcanhavewildandcrazythoughts.Rememberthatnoideaistoosilly.ManypeoplelaughedattheWrightbrothersandsaidtheywouldneverfly.Buttheyweren'tdiscouragedbywhatpeoplesaid.That'swhynowwehaveplanes.

Carefulplanningisimportantintheinventionprocess.Thisisthetimetobrainstormforideasandtoevaluatethem.

Makeadetaileddrawingofyourinventionsootherswillunderstandhowyourinventionworks.Makeamodelofyourinvention.

Seeifyourinventionworks