Unit4AmazingScienceTopic1Whenwasitinvented?SectionB()1.He___playcomputergamesunlesshefinishedhishomework.A.wasallowedtoB.wasnotallowedtoC.allowto()2.Weallknowthatpaper___wood.A.ismadeofB.ismadeintoC.ismadefrom()3.Thiskindofmachine___in2006.A.isinventedB.ismadeC.wasinventedBCCI.I.Choosetherightanswer.Youcandoit.Choosetherightanswer.Youcandoit.()4.A(An)___isusedfortakingphotos.A.CameraB.LiftC.MP3player()5.Weshouldspendmoretime___becauseit’stooimportant.A.tolearnEnglishB.learningEnglishC.inEnglishABII.Fillintheblankswiththerightpreposition.1.Thedeskismade_____wood.2.Theredwineismade_____grapes.3.Thisdeliciouscakewasmade___mymother.4.Glassesaremade___glass.5.Ourgroupismadeup___fourstudents.6.Thatkindofmachineismade_____Japan.offromofofbyininvent/America/in1946A:Wherewerecomputersinvented?B:TheywereinventedinAmerica.A:Whenwerecomputersinvented?B:Theywereinventedin1946.Lookandtalkaboutthepicture.MP3player1998Korealistentomusicmobilephone1973AmericacommunicateeasilyPleasechooseonetotalkabout.digitalcamera1975AmericatakephotosA:What’sthis?B:It’s…A:Whenwasitinvented?B:Itwasinventedin…A:Whoinventedit?B:…1bListento1aandchoosethecorrectanswers.()1.WhereareMichaelandJane?A.Inthesciencemuseum.B.Attheschoollibrary.C.Inthezoo.D.Inthepark.()2.Whichobjectisnotmentionedintheconversation?A.Lightbulb.B.Airplane.C.Television.D.Radio.ACIn1895in1903in1879Look,listenandsay1cRead1aandcompletethetable.InventionInventorYearlightbulbGuglielmoMarconi1903radioairplaneThomasEdisonWilburandOrvilleWright18791895KeypointsReadthedialogA:Whatarethese?B:…A:Whenweretheyproducedfirst?B:…A:Whatweretheymadeof?B:…Doyouknow?2Fillintheblankswiththeproperformsofthegivenwords.Thefirstjeanswereproducedin1855.Atthattime,they___________(notcall)jeansandtheywerejusthard-wearingpantsdesignedforworkers.Thepants_____________(make)ofthebrowncloth.Thiskindofcloth______usually________(use)formakingtents.Nowadays,theirmaterialshavebeenchangedsothatitfeelsmorecomfortable.Andmanydifferentjeansstyles_______also________(create).They___________(design)notonlyforworkersbutalsoforteenagersandwomen.Laterjeansarepopularallovertheworld.werenotcalledweremadewasusedarecreatedaredesignedA.KarlBenzC.AlexanderGrahamBellB.JohnBairdInventionInventorYeara.1926b.1876c.18853Listentothethreepassages.Matchthepictureswiththefollowinginformation.4aReadthefollowingwords.Listenandcheckthevowels.rocketcottonhospitalmodelsatellitecameralaptopplastic4bListenandreadthefollowingsentencesaloud,payingattentiontothestressandintonation.Thenusethewordsin4atomakeupsimilarconversations.A:`Whenwasthe`digitalcamera`developed?B:Itwas`developedinthe`1970s.A:Isthe`digitalcamera`developedin`Korea?B:`No.A:`Wherewasit`developed?B:Itwas`developedin`Japan.1.Thelightbulbisw______usedbypeopleeverywhere.2.ThomasEdisoni_______thelightbulbin1879.3.It’ss______thatheinventedmorethantwothousandthingsduringhislife.4.TheairplanewasinventedbyWilburandOrvilleWrightin1903.It’sd______fromtoday’s.idelynventedaidifferentWelearn:1.Somewords:bulb,airplane,hard-wearing,Korea2.Somephrases:beusedby,morethan,bedifferentfrom3.Somesentences:It’ssaidthatheinventedmorethantwothousandthingsduringhislife.Wecan:1.Usethesimplepastpassivevoice:Doyouknowwhenitwasinvented?Itwasinventedin1879.2.Talkabouttheinventorsofsomegreatinventions.
