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

unit9whenwasitinvented sectiona whatarethey theyarefourinventionsofchina gunpowder papermaking printing compass makealistofinventionsyouknow whoinventedthetelephone whowasthetelephoneinventedby bellinventedthetelephone itwasinventedbybell 被动语态 被动语态 passivevoice 结构 be v p p am are is 动词的过去分词 was were 动词的过去分词 一般现在时的被动语态 一般过去时的被动语态 manypeoplespeakenglish 主动语态 englishisspokenbymanypeople thenaughtyboybrokethewindowyesterday 主动语态 thewindowwasbroken bythenaughtyboy yesterday weboughtsomebooks 主动句与被动句之间的转换 somebookswerebought byus 主语谓语动词主动语态的过去式宾语 主语谓语动词被动语态的过去分词介词 宾语 主动句变为被动句所遵循的4个步骤 1 把原主动句中的宾语变为被动句的主语 2 把动词变为被动形式即be 过去分词 并注意其人称和数随主语的变化 而动词的时态则保持不变 3 原主动句的主语如需要则放在by后面以它的宾格形式出现 注代词的宾格 如不需要则可省略 4 其它的成分 定语 状语 不变 被动语态的几种句型 1肯定句主语 be 过去分词 by asweetsongwassungbyheronthestage 2否定句主语 be not 过去分词 by 3一般疑问句be 主语 过去分词 by asweetsongwasn tsungbyheronthestage wasasweetsongsungbyheronthestage 4特殊疑问句疑问词 be 主语 过去分词 by wherewasasweetsongsungbyher 请把下列的主动句变为被动句 1 hewroteanarticlelastweek anarticlewaswrittenbyhimlastweek 2 thepeoplemakehistory historyismadebypeople 3 dopeopleusechineseonlyinchina ischineseusedbypeopleonlyinchina 4 theydidn tvisitthecitytwoyearsago thecitywasn tvisitedbythemtwoyearsago 5wheredidyoumakethem whereweretheymadebyyou 1 thewomanaskedthepolicemanforhelp 2 theoldmanontvtellsastoryonsunday 3 dotheyusetheboxasatable 4 shesentmeacollectionlastweek 5 theteacherdoesn tteachusmaththisterm 练习 请把下列主动句变为被动句 6 didlilybuyhersisterahat 7 weoftenhearhimplaytheviolinathome 8 thelazyboydidn twashclothesyesterday 9 studentslistentothekindteachercarefully 10 whendidyourfathertookyoutothepark calculator 1985 henryford 1971 1885 1907 wright cray billhewlett calculator calculator 1885 henryford 1971 1927 cray billhewlett baird 1927 bell 1876 1b listenandmatchtheinventionsandthedates 1876 1885 1927 1971 1976 daecb 1876 1885 1927 1971 1976 daecb thetelephonewasinventedin1876 thecarwasinventedin1885 whenwas invented pairwork lookatthefollowingconversation makeconversationswithyourpartner a what sthiscalledinenglish b it scalledatv a isitaninvention b yes itis a whenwasthetvinvented b itwasinventedin1926 a whowasitinventedby b itwasinventedbybaird t what sthiscalledinenglish s it scalledatelephone t isitaninvention t whenwasthetelephoneinvented s itwasinventedin1876 t whowasitinventedby s itwasinventedbybell s yes itis 3 2 1 2a listenandnumbertheinventionsintheorderthatyouhearthem 2b listenagainandmatchtheitemsincolumnsa bandc changingthestyleofashoe juliethompson heatedicecreamscoop seeinginthedark jaycecoziarandjamieellsworth battery operatedslippers scoopingreallycoldicecream chelsealanmon shoeswithadjustableheels whatisitusedfor whowasitinventedby invention 2c pairwork roleplayconversationsusingtheinformationinthechartabove a whataretheyusedfor b they reusedforseeinginthedark alarmclock lightbulb microwaveoven 3a pairwork makealistoffivehelpfulinventionsandfiveannoyinginventions makealistoffivehelpfulinventionsandfiveannoyinginventions telephone alarmclock 3b a whatdoyouthinkisthemosthelpfulinvention b ithinkthemosthelpfulinventionisthelightbulb a whyisthat b well itgivespeoplemoretimetoworkandplayeveryday discussyouropinionsin3awithyourpartner pairwork 4 groupwork whatwouldyoudoifyouarealoneonatinyisland choosefiveinventionsyouwouldliketohaveontheislandwithyou tellthegroupwhatyouchoseandwhy a i dliketohavearadiobecauseicouldlistentomusicallday b yes butthat snotgoingtohelpyouleavetheisland ithinkitwouldbebettertohave a i dliketohavesomematchesbecauseicouldlightafiretokeepwarm b yes butthat snotgoingtohelpyouleavetheisland ithinkitwouldbebettertohaveamobilephone 4 groupwork sectionb sweet sour sweet sweet whatdoyouthinkofthefollowingthings crispy salty salty sweet whatdoyouthinkofthefollowingthings sweet bitter sour sweet sweet bitter sweet salty sour sweet sweet bitter cold 1b writethenameofadifferentfoodaftereachword sweet crispy salty sour apple banana cake honey orangejuice potatochips salad lettuce frenchfries pizza popcorn pickle lemon grape 1 thepotatochipswereinventedbymistake 2 theywereinventedin1863 3 thecustomerthoughtthepotatoesweren tthinenough 4 thecustomersaidtheyweren tsaltyenough 5 georgewantedtomakethecustomerhappy 6 thecustomerwashappyintheend tf tf tf tf tf tf thehistoryofpotatochips thatpotatochipswereinventedbymistake chips byachefcalledgeorgecrum theywereinventedin georgecrumcookedthemforalongtimeuntilthey andhesprinkledlotsofsaltonthemsotheywere didyouknow wereinvented 1853 werecrispy reallysalty 2b listenagain completethesentences 2c pairwork roleplaytheconversationabouttheinventionofpotatochips usetheinformationfrom2aand2b a didyouknowpotatochipswereinventedbymistake b wow ididn tknowthat whoinventedthem a 3a readthearticleandwriteanswerstothequestions 1 whatisthearticleabout itisabouttheinventionoftea itwasinventedoverthreethousandyearsago 2 whenwasitinvented 3a readthearticleandwriteanswerstothequestions itwasinventedbythechineseemperorshennong itwasinventedbyaccident 3 whowasitinventedby 4 howwasitinvented didyouknowthattea themostpopulardrinkintheworld afterwater wasinventedbyaccident althoughteawasn tbroughttothewesternworlduntil1610 thisbeveragewasdiscoveredoverthreethousandyearsbeforethat accordingtoanancientchineselegend theemperorshennongdiscoveredteawhenhewasboilingdrinkingwateroveranopenfire whoinventedtea someleavesfromanearbybushfellintothewaterandremainedthereforsometime theemperornoticedthattheleavesinthewaterproducedapleasantsmell laterhedecidedtotastethehotmixture itwasquitedelicious andinthisway oneoftheworld sfavoritedrinkswasinvented writeanarticleusingthenotesinthebox 3bwriting frompieplatetoflyingdisk theflyingdiskwasinventedbycollegestudents theyusedametalpieplatefromabakeryinbridgeport connecticut studentsatethebakery spiesandthenthrewthepieplates today thereareflyingdiskclubs magazinesandafestival 4a thinkofsomethingthatyoudon tlikedoing thenthinkofaninventionthatcouldhelpyou writethedetailsinthechart apenthatlistensandwrites newinvention use itcanlistentothewriterandwritebyitself price 50 writingtests problem musiccandle activityglasses temperaturecup selfcheck 1 idon tlikeeatingchocolate thetasteistoo momaddedsaltbutitstillwasn t enough ipreferlemonstooranges ilikethe taste shelikes cookies theyarehard dryandeasilybroken sweet salty sour crispy crispysweetsaltysour abacus umbrella camera binoculars bicycle theabacuswasinventedinthesixthcenturybychinesepeople theumbrellawasinventedabout4 000yearsagoinassyria chinaandegypt thebinocularswasinventedin1854bygalileoporroinitaly thecamerawasinventedin1827byjosephnicephoreniepcewhotookthefirstpicture thebicyclewasinventedin1880sinengland reading canyoulisteightsportsthatplayedinchina discuss task1 doyoulikesports whatsportdoyouoftenplay listeightsportsplayedinchina football volleyball tabletennis baseball basketball skating swimming boxing howpopulariseachsport rankthem 1 8 inorderofpopularity listeightsportsplayedinchina football volleyball tabletennis baseball basketball skating swimming boxing doyoulikebasketball howmuchdoyouknowaboutbasketball basketballcourt equipmentaboutbasketball basketball metalhoop backboard net woodenfloor木地板 装备 器材 task2 answerthefollowingquestions 1 whoinventedbasketball 2 whyweretheberlinolympicimportantforbasketball jamesnaismith in1936inberlin basketballbecameanolympicevent 4 nameaprofessionalbasketballorganizationinamerica 3 whatistheaimofbasketball togettheballintothehoop basket nba thenationalbasketballassociation task3 3acompletethemind mapwiththeinformationfromthereading nowplayedeverywhere factories forfunand parks school exercise basketball equipment nba ball basket backboard basketball history jamesnaismith berlin december21st1891 9teamplayers twoteams getaballintothebasket 1 用5分钟时间通读短文 2 将生词和不熟悉的短语及有困难的句子打上记号 3 和同桌讨论一下你的难点 task4 ifyoutravelaroundchinayouwillnoticeaverypopularactivityeverywhereyougo basketball thismuch lovedandactivesportisenjoyedbyall forfunandexercise thesportofbasketballisalittlemorethanahundredyearsold itisplayedbymorethan100millionpeopleinover200countriesincludingchina wherebasketballhasbeenplayedinparks schools andeveninfactories basketballwasinventedbyacanadiandoctornamedjamesnaismith whowasbornin1861 whenhewasatcollege hisclasswasonceaskedtoinventanewgamethatcouldbeplayedindoorsduringthelongwinters drnaismithcreatedagametobeplayedonahardwoodenfloor sothesafetyoftheplayerswasimpor