《Unit 9 When was it invented？》课件（2）.ppt

sectiona unit9whenwasitinvented 1a 1c fourancientadj 远古的 旧的inventions compass gunpowder printing paper inventions car what sthiscalledinenglish television telephone personalcomputer calculator计算器 umbrella alarmclockn 警报 camera n 计算机 microwaveovensn 微波炉 abacuses binoculars双筒望远镜 lightbulbs battery电池 batteries whatarethesecalledinenglish a whenwasthecarinvented b well ithinkitwasinventedin 1885187619271971 brainstorm a whenwasthetelephoneinvented b well ithinkitwasinventedin 1885187619271971 a whenwasthetelevisioninvented b well ithinkitwasinventedin 1885187619271971 a whenwasthepersoncomputerinvented b well ithinkitwasinventedin 1885197619271971 a whenwerethelightbulbsinvented b well ithinktheywereinventedin 1885187119271971 a whenwerethebinocularsinvented b well ithinktheywereinventedin 1854187119271971 lookatthethings inwhatorder 顺序 doyouthinktheywereinvented 1a a ithinkthecalculatorwasinventedbeforethecomputer b well ithinkthecalculatorwasinventedafterthecomputer a ithink wasinventedbefore b well ithink wasinventedafter guess thecarwasinventedbeforethetelevision a ithink wasinventedbefore b well ithink wasinventedafter guess thetelephonewasinventedbeforethepersonalcomputer a ithink wasinventedbefore b well ithink wasinventedafter guess thecalculatorwasinventedbeforethebattery thebatterywasinventedafterthecalulator a ithink wasinventedbefore b well ithink wasinventedafter guess thecamerawasinventedbeforethecalculator thecalculatorwasinventedafterthecamera a ithink wasinventedbefore b well ithink wasinventedafter guess thebinocularswereinventedbeforethecalculator thecalculatorwasinventedafterthebinoculars 1b listenandmatchtheinventionswiththedates a b e d c 1876 1885 1927 1971 1976 d a b e c 1a 1 3 4 2 5 answer therightordertheywereinvented alice lifemusthavebeendifficultwhenyouwereakid woman oh notreally whydoyousaythat alice well youdidn thavemanymoderninventions like youprobablydidn thaveatelephone right woman ofcoursewedid howolddoyouthinkiam thetelephonewasinventedin1876 alice howaboutcars ibetcarsweren tinventedyet woman suretheywere carswereinventedin1885 myfamilyhadacar ithinkyouneedtotakeahistoryclass alice alice ha ha well didyouhaveatv woman no wedidn t thetvwasinventedaround1927 ithink somefriendsofminehadone butinthosedays tvswerereallyexpensive andwecouldn taffordone alice andibetyoudidn thavecalculatorsandcomputersandstuff that ssomethingidoknow welearnedinschoolthathand heldcalculatorswereinventedin1971andpersonalcomputerswereinventedin1976 woman you reright ididn thavethosethingswheniwasyoung butidonow whenwas were invented a whenwasthe invented b ithinkitwasinventedin pairwork 1c p68 1976 1885 1876 1927 1971 pairwork 1c p68 in1927 a whatisthiscalledinenglish b itiscalledatelevision a whenwasthetelevisioninvented b itwasinventedin1927 in1976 in1971 in1885 in1876 in1827 in1871 in1854 in1800 am is are vt ppwas were vt pp edisoninventedthelightbulb thelightbulbwasinventedbyedison whowasthelightbulbinventedby thetelephonebybell wasinvented whowasthetelephoneinventedby bellinventedthetelephone wasinventedby thecar karlbenz whowasthecarinventedby karlbenzinventedthecar a whatisthecarusedfor b thecarisusedfortraveling a whatisthe usedfor b ithinkitisusedfor talkingwithpeople a whatistheusedfor b ithinkitisusedfor count counting a whatistheusedfor b ithinkitisusedfor work working a whatistheusedfor b ithinkitisusedfor ride riding a whatisthe usedfor b itisusedfor counting count a whatistheusedfor b itisusedfor count counting a whatistheusedfor b itisusedfor watchthethingsfarawayclearly watchingthethingsfarawayclearly a whatisthe usedfor b itisusedfor makingthefoodhot makethefoodhot a whenwas invented b itwasinventedin a whowasitinventedby b itwasinventedby a whatisthe usedfor b the isusedfordoing pairwork whoweretheyinventedby whataretheyusedfor adjustable可调整的 operate操作 heat加热 homework 1 根据1a的图片 仿造 c的对话写出类似的其它 个对话2 完成作业本上的练习 sectiona unit9whenwasitinvented 2a 2c inventions car what sthiscalledinenglish television telephone personalcomputer calculatorn 计算机 计算器 umbrella alarmn 警报clock camera microwaveovensn 微波炉 abacuses binoculars双筒望远镜 lightbulbs battery电池 batteries whatarethesecalledinenglish car television telephone personalcomputer calculator alarmclock camera microwaveoven abacus binoculars lightbulbs batteries doyouhaveagoodmemory in1876 bell a whatisthiscalledinenglish a whenwasitinvented a whowasitinventedby a whatisitusedfor b itiscalledatelephone b itwasinventedin1876 b itwasinventedbybell b itisusedfortalkingwithpeople in1885karlbenztravel a whatisthiscalledinenglish a whenwasitinvented a whowasitinventedby a whatisitusedfor b itiscalledacar b itwasinventedin1885 b itwasinventedbykarlbenz b itisusedfortraveling in1871givinglightedison a whataretheycalledinenglish a whenweretheyinvented a whoweretheyinventedby a whataretheyusedfor b theyarecalledlightbulbs b theywereinventedin187 b theywereinventedbyedison b theyareusedforgivinglight 1827 takephotos about4 000yearsagokeepofftherain 1971 count binoculars 1854 seethingsfarawayclearly knives cutthings pairwork a whatisit aretheycalledinenglish b itis theyarecalled a whenisit aretheyinvented b itis theyareinvented a whowasit weretheyinventedby bitwas theywereinventedby a whatisit aretheyusedfor b itis theyareusedfor newinventions battery slippers theywereinventedbyjuliethompson battery operatedslippers 电池供电的拖鞋 newinventions icecreamscoop sku p heatedicecreamscoop 加热的冰激凌勺 itwasinventedbychelsealanmon theywereinventedbyjaycecoziarandjamieellsworth shoeswithadjustableheels 可调节后跟的鞋 a whatisitcalled b itiscalled batteries slippers battery operatedslippers 电池供电的拖鞋 a whataretheycalled b theyarecalled icecream scoop勺子 heatedicecreamscoop加热的冰激淋勺 shoeswithhighheels高跟 shoeswithadjustableheels 可调节后跟的鞋 guess shoeswithadjustableheels battery operatedslippers电池操作的拖鞋 heatedicecreamscoop加热的冰淇淋勺 whowastheinventedby whatistheusedfor whoweretheinventedby whataretheusedfor 2a listenandnumbertheinventionsintheorderthatyouhear 3 1 2 2blistenagain matchtheinventionswiththeirinventorsanduses boy whatarethose girl they rebattery operatedslippers boy whataretheyusedfor girl they reusedforseeinginthepark boy oh that scool whoweretheyinventedby girl juliethompson andlookatthisheatedicecreamscoop boy iknowwhatit sfor it susedforscoopingoutreallycoldicecream girl right itwasinventedbychelsealanmon boy myfavoritearethoseshoeswithadjustableheels youknow youcanmovetheheelsupanddown theywereinventedbyjaycecoziarandjamieellsworth girl andwhataretheyusedfor boy well youcanchangethestyleofyourshoes youcanmaketheshoesgofromcasualtodressy 2c pairwork roleplayconversationsusingtheinformationinthechartabove a whatisit aretheycalledinenglish b itis theyare a whowasit weretheyinventedby b itwas theywereinventedby a whatisit aretheyusedfor b it s they reusedfor becauseofsomegreatinventions ourlifebecomesmucheasierandmorecomfortable conclusion weshouldbeproudofbeingachinese compass gunpowder printing papermaking chineseinventions howmanyinventionsdoyouknow groupwork 主动语态与被动语态 英语动词有两种语态 即主动语态 theactivevoice 与被动语态 thepassivevoice 主动语态表示主语是动作的执行者 被动语态表示主语是动作的承受者 主动语态 被动语态 主动语态 被动语态 e gmanypeoplespeakenglish 主动语态变被动语态的步骤 1 主动语态的宾语变为被动语态的主语 2 主动句的谓语动词变为被动结构 3 主动句的主语变为被动句的宾语 由by引出 当不强调动作的执行者时 常省略 4 其它成分不变 thepassivevoice 被动语态 主动语态变被动语态的结构图 bellinventedthetelephonein1876 thetelephonewasinventedbybellin1876 主语 谓语动词过去时 宾语 时间状语 主语 谓语动词的过去分词 宾语 时间状语 变被动语态时需要注意的事项 一变二套三注意 宾变主 主变宾 宾语前面by跟 谓语动词变过分 不忘前面be动词跟 套时态 主被动时态一致 注意因人称的变化而引起的主谓一致问题 各种时态的被动语态的构成 1 一般现在时态am is are 过去分词2 一般过去时态was were 过去分词3 一般将来时态will am is aregoingto be 过去分词4 过去将来时态would was weregoingto be 过去分词5 现在完成时态have has been 过去分词6 过去完成时态had been 过去分词7 现在进行时态am is are being 过去分词8 过去进行时态was were being 过去分词9 含情态动词的情态动词 be 过去分词 所有时态的被动语态否定就是在最前面的助动词后加not疑问就是把最前面的助动词提前 manytreesarenotbeingplantednow aremanytreesbeingplantednow 把下列的句子变为被动语态的句子 1 theyspeakenglishincanada 2 peopleusedwoodformakingtables 3 theyaremakingcomputersintheusa englishisspokenincanada bythem woodwasusedformakingtables computersarebeingmadeintheusa 把被动句变否定 computersaren tbeingmadeintheusa 4 theyhavegrownriceinsouthchina 5 wemustplantmoretreesnextyear 6 iamgoingtocleanourclassroomtomorrow moretreesmustbeplantednextyear ourclassroomisgoingtobecleanedtomorrow ricehasbeengrowninsouthchina 把被动句变疑问 hasricebeengrowninsouthchina 变被动语态的特殊情况 一 双宾语 buy makesbsth buy makesthforsb givesbsth givesthtosb 1 myfatherboughtmeacomputer acomputerwasboughtformebymyfather iwasboughtacomputerbymyfather 2 hegivesmeabook abookisgiventomebyhim iamgivenabookbyhim sth be 过去分词 for tosb bysb sb be 过去分词sth bysb 二 无to不定式 一感二听三让四看 feel listento hear let have make watch see lookat notice 变为被动时加上to eg weoftenseehimplaybasketball heisoftenseentoplaybasketballbyus thebossmadethechildrenworkforlong thechildrenweremadetoworkforlongbytheboss 三 注意动词短语的 常考到的动词短语有 完整性 takecareof lookafter listento speakto eg 1 weshouldspeaktotheoldpolitely theoldshouldbespokentopolitely 2 thenursetakesgoodcareofthebaby thebabyistakengoodcareofbythenurse 四 无被动语态的动词 不及物动词及系动词 happen takeplace die rise cometrue comeout eg 1 anaccident happen justnow happened 2 i msurethatmydream cometrue somedayinthefuture willcometrue 常用的被动语态短语 bemadeoffromintobeusedtodofordoingas 由 制成的 看出原材料 看不出原材料 原材料制成成品 befilledwithbecoveredwith eg 1 paperismadewood from 2 tablesaremadewood 3 woodismadepaperandtables of into 被用来 被用作 用 充满 被 覆盖 thepassivevoice 被动语态 主动语态变被动语态的结构图 bellinventedthetelephonein1876 thetelephonewasinventedbybellin1876 主语 谓语动词过去时 宾语 时间状语 主语 谓语动词的过去分词 宾语 时间状语 1 iopenthedoor thedoorisopenedbyme 2 heoftenhelpshomelesspeople homelesspeopleareoftenhelpedbyhim 3 ihandedoutsomepapersjustnow somepaperswerehandedoutbymejustnow 主动语态 主语是动作的执行者 被动语态 主语是动作的承受者 被动语态结构为 主动语态 主动语态 主动语态 被动语态 被动 被动语态 be 过去分词 将下列句子变为被动语态 revision writing goodbye sectiona unit9whenwasitinvented 3a 4 1876 bell pairwork telephone when who what talkingwiththepeoplefaraway beld 1927 tvset watchingandlearningmanythingsintheworld when who whatuse 3a 1 justnowwetalkedsomeinventions askyou 2 aretheseinventionshelpfulorannoying 3 aretheseinventionsbelowhelpfulorannoying lightbulb a isthelightbulbausefulinventionorannoyinginvention b ithinkitisausefulinvention a whyisit b becauseitgivespeoplemoretimetoworkandplayeveryday alarmclock a isthealarmclockausefulinventionorannoyinginvention b a why b because microwaveoven a isthemicrowaveovenusefulinventionorannoyinginvention b a why b because 3awritethreehelpfulandannoyinginventionsinthechartbelow wine money cigarette camera plane a whatdothinkisthemosthelpfulinvention b ithinkthemosthelpfulinventionisthelightbulb a whyisthat b well itgivespeoplemoretimetoworkandplayeveryday pairwork 3b 4groupwork imaginethatyouarealoneonatinyisland whatinventiondoyouwanttohave why fillinthechartbelowandtalking fillinthechartandclasswork readthemodel class whatinventiondoyouwanttohavefirst sudenta iwanttohavearadio class whyisthat sudenta becauseicouldlistentomusicallday radioboatplanemobilegun 参考范例 class whatinventiondoyouwanttohavefirst sudenta iwanttohavearadio class whyisthat sudenta becauseicouldlistentomusicallday explanation 2 helpfuladj 有帮助的 有益的e g mr whiteisaveryhelpfulman 构词法 n ful adj再如 use ful usefulthank ful thankfulbeauty ful beautifulcare ful careful exercises 句型转换 1 shewasseentocomeoutofthelibrarybyhim 变为主动语态 he outofthelibrary 2 whenaretreesoftenplanted 变为主动语态 when peopleoften 3 theleaguewasfoundedinguangzhouin1922 就画线部分提问 theleague sawhercome planttrees do whenandwherewas founded exercises 句型转换 4 didthestudentsweartheschoolclothesalot 变为被动语态 theschoolclothes alot 5 katetookgoodcareofthebabyyesterdayevening 变为被动语态 thebaby goodcareof kateyesterdayevening wastaken by were worn homework 用单词适当形式填空 invent slipper use heat help1 what sapen for 2 whenwasthepiano 3 ithinkpaperisthemost invention 4 whenwereelectric 电 invented 5 isthisyour icecreamscoop goodbye whenwasitinvented sectionb salty intheend bymistake byaccident accordingto 咸的 含盐的 名词 salty加y构成形容词 最后 终于 eg everythingwillbeallrightintheend 弄错的 错误地 eg hetooktheumbrellabymistake 偶然 意外 无意中 eg imetherbyaccidentinacrowdedbus 根据 按照eg we llbepaidaccordingtotheamountofworkwedo sour sweet sweet sweet crispy salty 1a 1b writethenameofadifferentfoodaftereachword sweet crispy salty sour banana apple cakepotatochips saladpizza frenchfries olivesgrape lemon pickle grapefruit 2alistenandcircle t fortrue or f forfalse thepotatochipswereinventedbymistake theywereinventedin1863 thecustomerthoughtthepotatoesweren tthinenough thecustomersaidtheyweren tsaltyenough georgewantedtomakethecustomerhappy thecustomerwashappyintheend tftftftftftf 2bthehistoryofchips thatpotatochipswereinventedbymistake chipsbyachefcalledgeorgecrum theywereinventedin georgecrumcookedthemforalongtimeuntilthey andhesprinkledlotsofsaltonthemsotheywere didyouknow wereinvented 1853 werecrispy reallysalty 2c pairwork a didyouknowpotatochipswereinventedbymistake b wow ididn tknowthat whoinventedthem a itwasinventedbyachefcalledgerogecrum howdoesittaste ittastes adj foodinventions guess it sakindofbeverage ittastessweetsometimes it shealthy itwasinventedinchina tea teapot teacup teabowl howtomaketea boilthewater putteaintotheteapot addtheboiledwatertotheteapot pourtheteaintotheteacups enjoythetea teateapotteacupsteabowlwater first then next aftersomeminutes finally whoinventedtea didyouknowthattea themostpopulardrinkintheworld afterwater wasinventedbyaccident althoughteawasn tbroughttothewesternworlduntil1610 thisbeveragewasdiscoveredoverthreethousandyearsbeforethat accordingtoanancientchineselegend theemperorshennongdiscoveredteawhenhewasboilingdrinkingwateroveranopenfire someleavesfromanearbybushfellintothewaterandremainedthereforsometime theemperornoticedthattheleavesinthewaterproducedapleasantsmell laterhedecidedtotastethehotmixture itwasquitedelicious andinthisway oneoftheworld sfavoritedrinkswasinvented usefulexpressions 最受欢迎的饮料偶然地直到 才根据烧水在篝火上附近的灌木掉进 9 留在那里一段时间10 注意某人做某事11 产生宜人的香味12 决定做某事13 这样14 被发明 usefulexpressions 最受欢迎的饮料偶然地直到 才根据烧水在篝火上附近的灌木掉进 themostpopulardrink overtheopenfire accordingto not until boilthe drinking water anearbybush fallinto byaccident 9 留在那里一段时间10 注意某人做某事11 产生宜人的香味12 决定做某事13 这样14 被发明 decidetodosth beinvented usefulexpressions remainthereforsometime noticesb do doingsth produceapleasantsmell inthisway readandanswerthequestions 1 whatisthisarticleabout 2 wasitinventedonpurposeorbyaccident 3 whenwasitinvented 4 whoinventedit 5 howwasitinvented 1 whatisthisarticleabout 2 wasitinventedonpurposeorbyaccident ithinkitisabouttheinventionoftea byaccident 3 whenwasitinvented 4 whoinventedit over3 000yearsbefore1610 theemperorshennong 5 howwasteainvented circletheverbs mind map howwasteainvented theemperorshennongdiscoveredteawhenhewasboilingdrinkingwateroveranopenfire someleavesfromanearbybushfellintothewaterandremainedthereforsometime theemperornoticedthattheleavesinthewaterproducedapleasantsmell laterhedecidedtotastethehotmixture itwasquitedelicious andinthisway oneoftheworld sfavoritedrinkswasinvented shennong overanopenfire discover boil leavesfromanearbybush fallinto later decidetotaste remain noticeproduce beinvented was 1 mostpopulardrink 10 wasdelicious 5 byemperorsn discovered 2 byaccident invented 3 in1610 brought 4 over3000yearsago boiling overanopenfire6 fellinto thewater7 produced pleasantsmell8 taste thehotmixture9 discovered 3bwriteanarticleusingthenotesinthebox frompieplatetoflyingdisk theflyingdiskwasinventedbycollegestudents theyusedametalpieplatefromabakeryinbridgeport connecticut studentsatethebakery spiesandthenthrewthepieplates today thereareflyingdiskclubs magazinesandafestival asampleversion frompieplatetoflyingdisktheflyingdiskwasinventedbycollegestudents flyingdiskisametalpieplate inthe1950s severalcollegestudentsatepiesmadebyabakeryinbridgeport connecticut theyfounditinterestingtothrowthepieplateswitheachother thenitbecameagame today thereareflyingdiskclubs magazinesandevenafestival 4a thinkofsomethingthatyoudon tlikedoing thenthinkofaninventionthatcouldhelpyou writethedetailsinthechart problem weoftengethurtbythehotwaterinthecup newinvention acupthatcantellyouthetemperatureofthewater use itcanshowthetemperatureofthewater price 50 apenthatlistensandwrites newinvention use itcanlistentothewriterandwritebyitself price 50 musiccandle activityglasses temperaturecup explanation 1 potatochipswereinventedbymistakes mistake作名词 错误 误会 也可以作动词 弄错 犯错 常见形式有 makeamistake出错e g youhavemadeamistakehere mistake for 错把 当作 theymistookhimforhisbrother bymistake错误地e g theysentthelettertomebymistake 2 gerogewantedtomakethecustomerhappy make表示 使 怎么样 其后常带复合宾语 常见结构为 主语 make 宾语 名词 形容词 做宾补 例如 thebosscanmaketheyoungmanarichman 3 didyouknowthattea wasinventedbyaccident byaccident 偶然地 碰巧 同义词组是bychance 同义词是accidentally 反义词组是onpurpose e g hefoundanewwaytosolvetheproblembyaccident 4 althoughteawasn tbroughttothewesternworlduntil1610 1 although作连词 意为 虽然 尽管 引导让步状语从句 我们不能根据汉语习惯 在后面使用连词but 不过它可以与yet still连用 若主从句的主语相同 且从句谓语含有动词be 可将从句主语和动词be省略 e g althoughheisverybusy healwaystalkswithus 2 not until意为 直到 才 until引导一个时间状语从句 ididnotgotobeduntilifinishedmyhomework 5 accordingtoanancientchineselegend theemperorshennongdiscoveredtea 1 accordingto是个短语介词 意为 根据 依照 后接代词 名词或由疑问词以及whether引出的名词性从句 e g accordingtotheradio itwillraintomorrow 2 discover意为 发现 指发现的对象是本来存在的 find意为 找到 强调结果 invent意为 发明 发明的对象是以前没有的东西 6 someleavesfromanearbybushfellintothewaterandremainedthereforsometime nearbyadj 附近的 e g heworksinanearbyfactory 2 leaf的复数形式为leaves 3 remain表示 继续留在某处 e g howlongwillyouremainhere 4 fallinto 落入 陷入 e g hewasdrunkandfellintothewater 用所给词的正确形式填空 1 thetv invent around1927 2 theyareusedfor see inthepark 3 thiskite make byunclewang 4 tea discover alongtimeago 5 ourclassroom shouldclean everyday wasinvented seeing wasmade wasdiscovered shouldbecleaned goodbye unit9whenwasitinvented selfcheck 1 idon tlikeeatingchocolate thetasteistoo 2 momaddedsaltbutitstillwasn t enough 3 ipreferlemonstooranges ilikethe taste 4 shelikes cookies theyarehard dryandeasilybroken crispy sweet salty sour crispy sweet salty sour 1