浙江省温州市龙湾区实验中学九年级英语全册 Unit 6 When was it invented？（第1课时）教案 人教新目标版VIP免费

Unit6Whenwasitinvented？一.教学目标1.语言技能目标通过四大发明和其他一些重大发明的学习，扩大词汇量和知识面，掌握Whenwasitinvented？Ithinkitwasinventedby…，能在真实的情境中进行交流。2.语言知识目标a.Wordsandphrases：invent，calculatorbNewspatterns：1.Whenwasitinvented？Ithinkitwasinventedby…2.Whowas…inventedby？…wasinventedby…3.学习策略目标通过对话等方式，培养学生敢于张嘴，营造轻松愉快的环境，培养学生在合作中学习语言知识。4.情感态度目标通过学习中国的四大发明，加深学生对祖国渊源历史的了解，对学生进行爱国主义的教育和价值观的教育，形成正确的人生观。二.教学重点1.学生能熟练使用Whenwasitinvented？Ithinkitwasinventedin…；Whowas…inventedby？…wasinventedby…2.新知识的灵活运用。三.教学难点被动语态的掌握be+done四.教具PPt五.教学过程Step1.warm-up1.T：Areyouhappytoday？Ourlifeneedshappiness.Whatelsedoweneedinourlife?Weneedmoney，food，friends….，wealsoneedinventions（invent—inventor—invention）2.DoyouknowwhatfourinventionsofChinaare？（gunpowder，compass，papermaking，printing）3.T：Whoinventedthepapermaking?CaiLuninventedthepapermaking.Whowasthepapermakinginventedby?ItwasinventedbyCaiLun.Whenwasitinvented?ItwasinventedinDonghanDynasty.（通过对四大发明的了解，学生初步了解被动语态）Step2.Presenttion1.Whoinventedthe_________?_____invented________.Whowasthe_______inventedby?Itwasinventedby______.Whenwasitinvented?Itwasinventedin________.(进一步了解四大发明的时间、发明者，来操练新授句型)2.A:Ithinkthe…wasinventedafterthe...B:Iagreewithyou./Idisagree.Ithinkthe…wasinventedbeforethe...（LettheSsdiscuss，thenrankthenumber[1—4]）3.T：ThefourancientinventionsmakeChinastronger.AndManymoderninventionshavechangedtheworldalot.Doyouknowanyotherinventions？（Sstalkinclass）Herearesomeinventions，Whoweretheyinventedby?Pleasematchthem.5.ListentingT：Now，let’sListenandmatchtheinventionswiththedates.(1b)6.PracticeT:Welldone!Nowworkinpairslikethis:A:Whenwasthe…invented?B:Itwasinventedin…Thenpracticelikethis:A:Whenwasthetelephoninvented?B:Itwasinventedin1876.A:Whowasitinventedby?B:ItwasinventedbyBell.Step3.Consoludation1.Self-check2Ssdiscussingroups,thenfindoutwhenthesethingswereinventedandthenwriteaboutthem.2．Talkaboutthepassivevoice.Step4.Homework1.Listen1b2.FinishWB3.Makethreesentences：…was/wereinventedby…4.Writedownsomeinventionsyouknow.六.BBdesign七.反思Unit9Whenwasitinvented?SectionA(1a-1c)inventA:Whenwasthetelephoneinvented?inventorB:Itwasinventedin1876.inventionA:Whowasitinventedby?calculator[kælkjuleitə]B:ItwasinventedbyBell.i被动语态：was/were+过去分词A:Whenwas…invented?B:Itwas