九年级英语 Unit 9 When was it invented. 全单元 课件人教版新目标Unit 9 Revision.ppt

whenwasitinvented unit9 languagegoal learntotalkabouthistoryofsome inventions lightbulb invention edison inventor edisoninventedthelightbulb thelightbulbwasinventedbyedison bellinventedthetelephone wasinventedby thetelephone bell karlbenzinventedthecar wasinventedby thecar karlbenz 1 2 3 4 5 1876 1885 1927 1971 1976 a whowasthe inventedby b itwasinventedby revision carlbenz bell revision a whowerethe inventedby b theywereinventedby edison a whenwasthe invented b ithinkitwasinventedin pairwork 1c p68 1976 1885 1876 1927 achant inventions inventions inventionslet stalkaboutinventions thecomputer computer computer whenwasitinvented thecomputer computer computer wasinventedin1976 thecalculator calculator calculatorwhenwasitinvented thecalculator calculator calculatorwasinventedin1971 thetelevision television televisionwhenwasitinvented thetelevision television televisionwasinventedin1927 themotorcar motorcar motorcarwhenwasitinvented themotorcar motorcar motorcar wasinventedin1885 thetelephone telephone telephonewhenwasitinvented thetelephone telephone telephonewasinventedin1876 a whatisthe usedfor b ithinkitisusedfor talkingwithpeople a whatisthe usedfor b ithinkitisusedfor count counting a whatarethe usedfor b ithinktheyareusedfor workinginthedark workinthedark 被动语态 当主语为动作的承受者时 用被动语态 结构 be 动词过去分词 1 wecleantheclassroomeveryday theclassroomiscleaned byus 2 teachersallowstudentstoweartheirownclothes studentsareallowed byteachers toweartheirownclothes 一般现在时 一般现在时 3 bellinventedthetelephone thetelephonewasinventedbybell 一般过去时 4 tominvitedmetotheconcert iwasinvited bytom totheconcert 一般过去时 被动语态用于其他时态 5 theworkwillbefinishednextweek 6 thechildrenarebeingtakengoodcareof 8 mycarhasbeenrepaired 一般将来时 现在进行时 现在完成时 含有情态动词的被动语态 1 teenagersshouldbeallowedtogettheirearspierced 2 thismustbedoneassoonaspossible 3 itcanberepaired 结构 情态动词 be 动词过去分词 部分常见的不规则动词 go went gonedo did donehave has had hadtake took takeneat ate eatensee saw seenspeak spoke spokenam is are was were been 将下列句子由主动句变为被动句或由被动句变为主动句 zhengjieinventedthisspecialpen 变被动句 2 thebikewasfixedupbyjimmy 变主动句 3 peopleusesunglassestoprotecttheireyes 4 teachersallowstudentstoputuphandsinclass thisspecialpenwasinventedzhengjie jimmyfixedupthebike sunglassesareused bypeople toprotecteyes studentsareallowed byteachers toputuphandsinclass 就下列句子的画线部分提问 1 q a thestovewasinventedin1896 2 q a thewrightbrothersinventedtheplane 3 q a thewashingmachineisusedforwashingclothes whenwasthestoveinvented whoinventedtheplane whatisthewashingmachineusedfor 就下列句子的画线部分提问 4 q a thehelicopterwasinventedin1939 5q a thewashingmachinewasinventedbyfisher whenwasthehelicopterinvented whowasthewashingmachineinventedby 用所给动词的正确形式填空 1 thebike fix upbyxiaomingyesterday 2 sunglasses use forprotectingpeople seyes 3 apicture put upontheblackboard 4 french speak infrance 5 teenagersshould allow tochoosetheirownclothes wasfixed areused isput isspoken beallowed itisahelpfulinvention becauseitcanhelpseeclearlyinthedark alarmclock it sanannoyinginvention becauseitwakesmeupwheni msleeping 1 whatisthearticleabout it sabouttheinventionoftea 2 whenwasitinvented itwasinventedoverthreethousandyears before1610 3 whowasitinvented itwasinventedbytheemperorshennong 4 howwasitinvented itwasinventedbyaccident 1 althoughteawasn tbroughttothewesternworlduntil1610 thisbeveragewas beforethat 2 someleavesfromanearbybushfellintothewaterandremainedthereforsometime 3 theemperornoticedthattheleavesinthewaterproducedapleasantsmell 4 andinthisway oneoftheworld sfavoritedrinkswasinvented 虽然茶直到1610年才被带到西方 但在那之前的三千多年这种饮料就已经被发明了 来自附近灌木丛的一些树叶落入水中并且在水中保留了一段时间 神农帝注意到水中的叶子散发出一种令人愉快的味道 就这样 世界上特别受人喜爱的饮料之一被发明了 not until