九年级英语全册Unit6WhenwasitinventedSectionA（1a-2d）课件（新版）人教新目标版.ppt

Unit6Whenwasitinvented SectionA11a 2d Learingaims 一 语言知识 常用词汇和短语 1 能正确使用下列词汇和短语 Curriculumwordsandexpressions stytle project pleasure daily haveapoint website pioneer list mention 2 能认读下列单词 Non curriculumword Heel scoop electricity zipper 二 语言功能1 能简要谈论发明的历史 Talkaboutthehistoryofinventions Whenwasthetelephoneinvented Ithinkitwasinventedin1876 IthinktheTVwasinventedbeforethecar Preview Pleasewritedownthefollowingphrasesonpage41 42 1 被发明 2 有特殊鞋跟的鞋 3 有灯的鞋子 4 靠电力驱动 5 鞋的样式 wasinvented shoeswithspecialheels shoeswithlights runsonelectricity thestyleoftheshoes 6 被使用 7 乐意效劳 8 这么伟大的发明 9 在日常生活中 10 被广泛使用 beused mypleasure suchagreatinvention inourdailylives wasusedwidely Translatethefollowingsentences 1它什么时候被发明的 2 它是被用来做什么的 3 它没被广泛地使用 Whenwasitinvented Whatisitusedfor Itwasn tusedwidely Doyouknowwhattheseinventionsare KarlBenz Doyouknowwhotheseinventorsare AlexanderBell J L Baird Canyoumatchtheinventionswiththerightinventors Lookatthethingsbelow Inwhatorderdoyouthinktheywereinvented Discussthemwithyourgroup Thennumberthem 1 4 1a 2 3 1 4 IthinktheTVwasinventedbeforethecar Well IthinktheTVwasinventedafterthecar Listeningforthegeneralideaoftheconversations 听取大意 Themainideaoftheconversationsisabout A InventionsB PicturesC Years D Colorfulthings A Listeningforthespecificideas听取细节 Listening Listenandmatchtheinventionswiththeyears 1b 1876 1885 1927 1971 d a c b StudentB coverthedates StudentA askStudentBwhenthethingsinthepicturein1bwereinvented Thenchangerolesandpracticeagain Practicing 1c Whenwasthetelephoneinvented Ithinkitwasinventedin1876 Whenwasthecarinvented Itwasinventedin1885 WhenwastheTVinvented Itwasinventedin1927 Whenwasthecomputerinvented Itwasinventedin1971 Listening Listenandnumbertheinventions 1 3 intheorderyouhearthem 2a shoeswithspecialheels shoeswithlights hotice creamscoop runsonelectricity 1 2 3 Listenagainandcompletethechart 2b changing serving inthedark Thefirstinventionisshoeswith Peoplealwayshittheirtoeson onthewaytothebathroomatnight Sopeoplecanusethemfor inthe Listenagainandfillintheblanks something seeing dark lights Thesecondinventionisaspecialice cream Itrunson andbecomeshot It s forservingreally ice cream scoop electricity used cold Thelastinventionisshoeswithspecial Peoplecanmovetheheels and Youcan theheelsifyouaregoingtoa or themifyouarejustgoingoutfor heels down up raise party lower shopping Makeconversationsusingtheinformationin2b Whataretheshoeswithlightsusedfor 2c They reusedforseeinginthedark Whatarehotice creamscoopusedfor They reusedforservingforreallycoldice cream Whatareshoeswithspecialheelsusedfor They reusedforchangingthestyleoftheshoes HeyRoy thesubjectformyschoolprojectis Smallinventionsthatchangedtheworld Canyouhelpmethinkofaninvention Role playtheconversation 2d Mypleasure Letmethink hmm Iknow Thezipper Role play n 项目 工程 n 高兴 愉快 n 拉链 Thezipper Isitreallysuchagreatinvention Thinkabouthowoftenit susedinourdailylives Youcanseezippersondresses trousers shoes bags almosteverywhere adj 每日的 日常的 Well youdoseemtohaveapoint Ofcourse IthoughtaboutitbecauseIsawawebsitelastweek Thepioneersofdifferentinventionswerelistedthere n 网站 n 先锋 先驱 v 列表 列清单n 名单 清单 Really Sowhendiditbecomepopular Around1917 Forexample itmentionedthatthezipperwasinventedbyWhitcombJudsonin1893 Butatthattime itwasn tusedwidely v 提到 说到 1 Readforthemainideaof2d Themainideaof2dis A SmallinventionsthatchangedtheworldB theinventionofcomputer A 2 Readforthespecificideaof2d Read2dandfindtheanswerstothefollowingquestions 1 WhatkindofinventiondoesRaythinkof 2 Whowaszippersinventedby 3 Whendidzipperbecomepopular Hethinksofzippers ItwasinventedbyWhitcombJudson Around1971 3 Readandrepeat 4 PuttheconversationintoChinese 5 Readtheconversationaloud Inquiryintoknowledgebytranslation Whenwasitinvented Inventv 发明指经过认识和实践创造出前所未有的事物 Edison1thelightbulb 爱迪生发明了电灯泡 2和3都是名词 前者意为 发明 后者意为 发明家 discover invent和find都是动词 它们的词义相近 但是有区别 discover意为4 指发现某种本来存在 但以前未被发现或未为人所知的事物或现象 Thelostbike5atthebusstop 丢了的自行车在公共汽车站那儿找到了 invented invention inventor 发现 wasdiscovered LaterI6thathewassokind 后来我才发现他那么善良 invent意为7 指发明以前不存在的东西 Doyouknowwho8thecomputer 你知道谁发明的电脑吗 find意为9 指偶然发现或几乎没有困难地发现 I10someoldphotosinthatdrawer 我在那个抽屉里发现了一些旧照片 discovered 发明 invented 发现 found Theend of classtest 一 根据句意和所给汉语提示 完成下列单词的正确拼写 1 That sthemost 有用的 book 2 ItissaidthatThomasEdisonhad1 093 发明 duringhislifetime 3 Whatisthiskindofmachineusedfor It susedfor 听 tomusic 4 Ifyou 加热 theice itwillsoonbecomewater 5 Childrenalsoneedtime 玩耍 useful inventions listening heat toplay 二 句型