2023學(xué)年完整公開課版Unit9Whenwasitinvented8

Unit9

Whenwasitinvented?SectionAFourgreatinventionsinancientChina:

Paper-making(造紙術(shù)）

Compass（指南針）

Printing（印刷術(shù)）

Gunpowder（火藥）Findoutthenewwordsinvent

→n.v.inventorinventioncalculatorn.計算器scoopn./v.勺子，用勺子舀Adjustableheels可調(diào)整的鞋跟batteryn.電池pl.batteriesoperatev.操作，手術(shù)→n.operationslippern.拖鞋heatv.加熱lightbulb

電燈泡microwaveoven

微波爐The

many

allhislife.inventorinventedinventionsWhatorderdoyouthinktheywereinvented?Numberthem[1—5]123451aListenandmatchtheinventionswiththedates.abce1bExplanation年份的讀法：兩位在一起讀。eg.197619002000Readthefollowingyearineteenseventy-sixnineteenhundredtwothousandseventeenforty-fivethirteenandfivetwohundredandforty-six-When

was

invented?

-Ithinkit

wasinvented

in19271976197118761cPAIRWORKListenandnumbertheinventionsintheorderyouhearthem.1232aListenagainandmatchtheitemsincolumnsA,BandC.2bPracticeconversationslikethisWhenwasinvented?Itwasinventedin.Whowasitinventedby?Itwasinventedby?What’situsedfor?It’susedfor---Translatethefollowingphrases可調(diào)整后跟的鞋shoeswithadjustableheelsbattery-opratedslippersheatedicecreamscoopthestyleoftheshoeswhowassthinventedby?電池控制的拖鞋加熱的冰淇淋勺鞋的樣式誰發(fā)明的某物microwaveoven

alarmclocklightbulb

3aWhatdoyouthinkisthemosthelpful/annoyinginventions?NameHelpfulinventionsWhyAnnoyinginventionswhyhelpful

n.+ful

→adj.usefulwonderfulbeautifulhopefulannoyingadj.令人惱怒的，+物annoyed=angry+人Discuss:3b

PracticeconversationslikethisA:Whatdoyouthinkisthemosthelpful/annoyinginvention?B:Ithinkthemosthelpfulinventionis…A:Whyisthat?B:Well,itgives/helpspeople…doyouthink為插入語插入語在使用時的基本結(jié)構(gòu)是特殊疑問詞+doyouthink+(主語)+陳述語氣eg.Wheredoyouthinkthebookis?

Ithinkthemosthelpfulinventionis…

I’dliketohavea…becauseIcould…

It’susedfor…

Ialsowanta…becauseit…

4groupworkCrazyinventionsusedfordancingusedfordrivingandflyingusedforwalkingandsingingusedforlivingandwalkingusedfordrivingintheseausedfordrivingHOMEWORK1.RecitegrammarfocusonPage

69and3bonPage70.