Unit-9-When-was-it-invented全國比賽一等獎市公開課一等獎?wù)n件名師大賽獲獎?wù)n

Unit9Whenwasitinvented?SectionA2a2b2c

德陽二中周曉琳Itwasinvented

in

.1885

Whenwas

thecar

invented?When

was

thetelephone

invented?It

wasinvented

in.1876Itwasinventedin.1927WhenwastheTVinvented?Itwasinventedin.calculator1971Whenwasthecalculatorinvented?Itwasinventedin.

1976Whenwasthecomputerinvented?

Whenwas

thecar

invented?Itwasinvented

in1885.When

was

thetelephone

invented?It

wasinvented

in1876.bedone

PassiveVoice→NewVocabulariesadjustableadj.可調(diào)節(jié)的heeln.(鞋襪等的）后跟；（足）跟batteryn.電池operatev.操作；作業(yè)battery-operated電池供電的slippern.

拖鞋heat

v.加熱；使變熱heatedadj.加熱的scoopn.

勺子；長柄勺

v.用勺舀beusedfor用來做…NewVocabulariesInventorsChelseaLanman切爾西●來蒙/’?elsi//’l?m?n/

JayceCoziar杰斯●克里亞/?eis//’k?uzia:/

JamieEllsworth杰米●埃爾斯沃斯/’?eimi//’elzw?:r?/

JulieThompson朱莉●湯普森/’?u:li//’ta:mps?n/

shoeswithadjustableheels帶有可調(diào)節(jié)后跟的鞋子heatedicecreamscoop

可加熱的冰淇淋勺子battery-operatedslippers﹢電池供電的拖鞋Listenandnumbertheinventionsintheorderthatyouhearthem.①②③?Whataretheyusedfor?InventionWhowasit/weretheyinvented

by?Whatisit/aretheyused

for?shoeswithadjustableheelsChelseaLanmonscoopingreallycoldicecreambattery-operatedslippersJayceCoziarandJamieEllsworthseeinginthedarkheatedicecreamscoopJulieThompsonchangingthestyleoftheshoesListenagain.Matchtheinventionswiththeirinventoranduses(作用,使用方法)Doyouhaveagoodmemory?heatedicecreamscoopChelseaLanmonscoopingcoldicecreamJayceCoziarandJamieEllsworthchangingthestyleoftheshoes.shoeswithadjustableheelsbattery-operatedslippersJulieThompsonseeinginthedarkcalculators

Howcalculatorswereinvented

In1949,acalculatorwasondisplayinTokyo,Japan.Itwasalargeequipmentwhichcouldbeplaced(放置)onadeskinanoffice.Itwasnotuntiltheearly1970sthatpocket-sized（袖珍的)calculatorsweremadeinAmerica.

Thencompaniesinmanycountriesstartedtoproducepocket-sizedcalculatorsandotherkindsofcalculators,includingscientificcalculators,wereinvented.

Atfirstcalculatorsusedelectricityaspower(能源).Thefirstcalculatorusingsolar(太陽的)powerwasmadeinRussiain1982andthiskindofcalculatoristhemostpopularnow.

ReadingPractice

1.Wherewerethepocket-sizedcalculatorsmade?A.InJapanB.InAmericaC.InRussia2.Whenwasthefirstcalculatorusingsolarpowerinvented?A.In1949B.In1970C.In19823.Atfirst,whatisusedaspowerforcalculator?A.electricityB.solarpowerC.battery4.Whatkindofcalculatoristhemostpopularnow?A.pocket-sizedcalculatorB.electriccalculatorC.solarpowercalculator

BCAC?SummaryVocabularies:

scoopheelslipperheatadjustablebattery-operatedbeusedforTargetLanguage:Whowereelectricslippersinventedby?TheywereinventedbyJulieThompson.Whataretheyusedfor?Theyareusedforseeinginthedark.

HomeworkPleasewriteashortpass