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1、教学目标：a.keyvocabulary:inventsalty,sweet,sour,crispy,pleasant,potatochips,slipper,leaf,fire,scoop,lightbulb,telescope,microwaveoven,abacus,camera,beverage,beinventedby,beusedfor,bymistake,byaccidentb.targetlanguage:whenwasthetelephoneinvented?ithinkitwasinventedin1876
2、.—whataretheyusedfor?—theyareusedforseeinginthedark?—whoweretheyinventedby?—theywereinventedbyjuliethompson.教学重难点:根据本节课的教学内容和学生对知识的理解程度，结合本课的教学目标与学习目标，确定本节课的重点是在交际活动的过程中能听懂会说重点句型whenwasthetelephoneinvented?ithinkitwasinventedin1876.难点为重点句型的实际运用及被动语态一般过去时的表达方式。 教学过程:
3、stepsstudents’activitiesteacher’s activities设计思路1allthestudentsanswerthequestions.reviewthepassivevoiceandlearnsomenewwords. teacherask“whatisthecomputerusedfor?”byshowingtheflashofacomputer.thenshowsomeotherflashesandteachthenewwords.reviewthepassivevoicebyasking“w
4、hatisthe…usedfor?”复习和本课有关的被动语态的一般现在时，为教学新课做好铺垫。在旧的句型中学习新的单词，符合语言的认知规律。通过多媒体的呈现，直观地教学新单词。2pairworkthedialoguelikethis;whatis/are…usedfor?itis/theyareusedfor…?showsomepicturessuchaskeys,camera,watchestelephoneonaflashcard.askthesstopairwork.thencheck.通过多媒体的帮助，呈现给学生更多的
5、语言练习的素材，给学生利用目标语言表达交流的机会，实现语言的交际性。3answertheteacher’squestions.learnthenewlanguage.showapieceof paper,askwhoinventedpaper?ts`ailuninventedpaper,right?whowaspaperinventedby?itwasinventedbyts`ailun. thenshowapictureofacalculator?andaskwhowascalculatorinventedby?thensh
6、owtheinventorofitonthebb.通过学生都非常熟悉的纸的发明者蔡伦呈现新的语法知识：被动语态的一般过去时。体现教学设计的梯度，照顾到所有的学生，让基础差的学生每节课也能有所收获。4workingroupsof4topractisetheconversation.whowas…inventedby?itwasinventedby….whenwas…invented?itwasinventedin…askthesstoworkingroupsof4topractisetheconversation.thenask
7、somegroupleaderstogivetheirreport.通过小组合作学习，增进生生互动。并通过这一环节检查学生对课前任务的完成情况。对任务有布置有检查，这样才能促进学生的自主学习。5booksopen.do1b.listenandmatchtheinventionswiththedates.thencheck.listenandrepeat..playtherecordingforthesstolistenanddo1b.thenchecktheanswer.replaytherecordingforthessto
8、listenandrepeat. 通过反复的听力练习提高学生的听力水平。反复跟读模仿语音语调。6ssthinkabouttheinventions’goodorbadpoints.showamobilephioneandsayithinkthemobilephoneisthe
