新疆石河子市第八中学九年级英语全册Unit9Whenwasitinvented教案（2）人教新目标版Languagegoals语言目标1.Words&&expressions生词和短语invent,discover,scoop,mistake,annoying,adjustable,microwave,braces2.Keysentences重点句子(P68)Whenwasthetelephoneinvented?Ithinkitwasinventedin1876.Ithinkthetelephonewasinventedafterthecar.Abilitygoals能力目标Enablethestudentstousethepassivevoicetotalkabout“whenitwasinvented”.Emotion&&attitudegoals情感和态度目标Enablethestudentstoknowaboutwhensomeimportantinventionswereinvented.Strategygoals策略目标Listeningandmatching.Cultureawarenessgoals文化意识目标Knowaboutinventionsindifferentcountries.Teachingimportantpoints教学重点Helpthestudentstounderstandandusethegrammar:thepassivevoice.Teachingproceduresandways教学过程与方式StepIRevisionCheckthehomeworkandhelpthestudentstocorrectmistakesifany.T:Hello,everyone,haveyoufinishedyourhomework?Takeoutthehomeworkpaper.PleasereadthecompletesentencesinEx.1andthentranslatethemintoChinese.Thisline,please.SampleanswerstoEx.1:(1)Whenwasthecarinvented?车是什么时候被发明出来的？(2)Whatistheheatedicecreamscoopusedfor?被加热的冰激凌勺子是被用来干什么的？Itisusedforscoopingreallycoldicecream.它是被用来舀凉凉的冰激凌的。(3)Basketballisenjoyedbyallthepeople.篮球被所有人喜欢。(4)Agamewascreatedtobeplayedonahardwoodenfloor.一个游戏被创造出来了，为的是能在坚硬的木质地板上玩。(5)Thisbeveragewasdiscoveredtwothousandyearsago.这种饮料在2千年前就被发现了。(6)Apleasantsmellwasproduced.一种令人愉悦的味道被制造出来了。SampleanswerstoEx.2:(1)Theflowerswerewateredbyme.(2)Thelightwasturnedonbyhim.(3)Whowastheair-conditionerinventedby?(4)Whowasthebattery-operatedslipperinventedby?StepIIWarmingUp(1a,1c:P68)Askthestudentstotalkaboutwhenthethingsinpictureof1aonP68wereinvented.T:LookatthepicturesonP68.Whatarethey?Ss:Theyaretelephone,car,calculator,televisionandcomputer.Writethefollowingsentencesontheblackboard.Whenwas(thetelephone...)invented?Ithinkitwasinventedin(1876...).T:Lookattheblackboard.Whenwasthetelephoneinvented?Youcantellmebyusingthesecondstructure.S1:Ithinkitwasinventedin1873.S2:Idon’tagree.Ithinkitwasinventedin1876.T:Yes,yougotitright.Itwasinventedin1876.Writethefollowingsentenceontheblackboard.Ithinkitwasinventedafter/before(thecar...).T:Whenwasthecarinvented,then?Ithinkitwasinventedin1865.SoIthinkitwasinventedbeforethetelephone.S1:Idon’tthinkso.Ithinkitwasinventedin1890.Ithinkitwasinventedafterthetelephone.S2:Ithinkitwasinventedin1885.Ithinkitwasinventedafterthetelephone.Askthestudentstodiscussingroups.T:Youcanhaveadiscussioningroups.Trytofindoutthecorrectdateswhenthethingswereinvented.Trytousethesentencestructuresonthescreen.Checktheresultsoftheirdiscussion.Sampledialogues:Dialogue1:S1:Whenwasthetelephoneinvented?S2:Ithinkitwasinventedin1876.S1:Whenwasthecarinvented?S2:Ithinkitwasinventedin1930.Ithinkitwasinventedafterthetelephone.S3:Idon’tthinkso.Ithinkitwasinventedin1873,soitwasinventedbeforethetelephone.S4:Idon’tagree.Ithinkitwasinventedin1885anditwasinventedafterthetelephone.Dialogue2:S1:Whenwasthecalculatorinvented?S2:Ithinkitwasinventedin1971.S1:Whenwasthecomputerinvented?S2:Ithinkitwasinventedin1976.Ithinkitwasinventedafterthecalculator.S3:Idon’tthinkso.Ithinkitwasinventedin1927.Ithinkitwasinventedbeforethecalculator.S4:Idon’tagree.Ithinkitwasinventedin1876.Ithinkitwasinventedbeforethecalculator.Dialogue3:S1:W...
