Unit9Whenwasitinvented第二課時SectionA2a~4學案

灤南縣九年級英語學科學教案課題Unit9Whenwasitinvented?第二課時SectionA2a~4課型新授執(zhí)筆人戚桂珍審核人趙斌學習目標1知識目標：①單詞scoopadjustableheelbatteryoperatebattery-operatedslipperheatmicrowave②短語beusedfor…lightbulbmicrowaveoven③句子Whataretheyusedfor?Theyareusedforheating.Whoaretheyinventedby?TheyareinventedbyEdison.2能力目標：加強學生的聽力訓練和想象能力熟練運用被動語態(tài)3情感目標：學生在合作學習中充分體會現(xiàn)代發(fā)明的神奇和快樂。教學重難點被動語態(tài)的運用教學過程【一】預習展示★寫一寫讀一讀被用于做…冰激凌電動拖鞋有幫助的發(fā)明令人煩惱的發(fā)明微波爐加熱可調節(jié)的后跟★大搜集------最有用的發(fā)明Whatisthemostusefulinvention?Trytofindsomeinformationabouttheinvention.__________________________________________________________________【二】導入設計師：（出示一張科技館的門票）ManyinterestinginventionsareonshowinaScienceandTechnologyMuseum.ButIhaveonlyoneonegroupthatgetsthemostscores(分數(shù))canenterthemuseum.【三】合作學習Task1快速搶答（出示圖片）Whatarethese?Whoishe?Theyare…Heis…Whataretheyusedfor?Whoweretheyinventedby?Theyareusedfor…Theywereinventedby…Task2Pairwork（小組互動）2a就圖片中的物品練習以上對話Task3Listening完成2a和2b的聽力。Task4背誦比賽背誦GrammarFocus的句子，小組開展快速英漢互譯比賽Task5MakeasurveyWhatdoyouthinkisthemosthelpful/annoyinginvention?nameHelpfulinventionwhyAnnoyinginventionwhyTask6ImagineImaginetheyouarealoneonatinyisland,youcantake5thingsdoyouchoose?Why?【四】知識探究beusedfordoingsth.被用來做什么beusedtodosth.被用來做什么beusedtodoingsth,習慣于做。。。beusedassth.被當作什么來用隨時練：kindofshoesareusedfor_________(see)inthedark.penisusedto_________(寫)stickcanbeused_____apen.amusedto_______（read）inthemorning.★Whatdoyouthinkisthemosthelpfulinvention?翻譯：________________________________________doyouthink在這做插入語，理解嗎？大家一起做一個簡單的推倒吧：Eg.IthinkTVisthemosthelpfulinvention.(變一般疑問句)→________TVisthemosthelpfulinvention?（就劃線部分提問）→_______doyouthink_________________?隨時練：do,what,best,Tom,think,you,likes(連詞成句)___________________________________?【五】鞏固提升主動語態(tài)VS被動語態(tài)一組成員說出一個主動語態(tài)的句子，其他組同學快速搶答變被動,答對為贏?！玖慨斕梅答?.根據(jù)提示填空:wasoneofthegreatesti_________intheworld.were___________（電動的）slippersinvented?.thinkthelightbulbisthe_____________(help)inventionofall..knifeisusedfor__________(cut)things.______________(teach)inourschool.heelsoftheshoesare____________(可調整的).7.Thealarmclockisandon’tliketogetupearly.8.Thebike__________(fix)upbyXiaoMingyesterday.9.Do

you

know

how

to

o______

on

the

machine?book___________（出版）lastmonth.2.單項選擇：()1.It’susedfor________reallycoldicecream.A.scoopingB.scoopedC.scoopD.scoops()2.-----Wheredidyougolastnight?----I_______togotoLiLei’sbirthdayparty.A.askedB.amaskedC.havebeenaskedD.wasasked()3.Stamps_______sendingletters.A.usedtoB.areusedforC.isusedasD.areusedto()youliketocometohisparty?.---Iwon’tgotothepartyunlessmyfriendMary________,too.A.willinviteB.willbeinvitedC.invitesD.isinvited()5.Alotofthings______toWenchuansincetheearthquakehappened

A.gaveaway

givenaway

C.havebeengivenawayD.givenaway()6.Thetreesmust_____threetimesaweek.B.iswateringC.bewateredD.waters()7.Oh,themilk____strange,doyouthinkit’sOKtodrink?A.wastastedB.tastedC.istastingD.tastes3.連詞成句,they,who,by,invented,______________________________?,is,most,you,do,helpful,think,the,invention,_________________________________________?,what,they,used,