2023學年完整公開課版Unit3Electricity

Unit3ElectricityThesecondperiodAdangerousserventQuickresponses:1.MayIspeaktoMary?2.Wouldyouliketogowithus?3.Doyoumindmysittinghere?4.Howoftendoyougotothelibrary?5.Howdoyoucometoschool?6.Whatdidyouthinkofthefilm?7.Ididn’tpasstheEnglishexam.8.Wemustplantmoretrees.9.Mybrotherhurthisfeetyesterday.10.Youlookprettytoday.Howusefulwaterisinourlife!

DailytalkTopic：Sayoutthewordsorphrasesaccordingtothedefinitiongiven:intheendpartlydoneorhappeningeverymonthshapeorkindamachinethattellsyouamountusedpowerthatmakesthingsworkpowerthatcanmakeheat,soundandlightwordsthatmakesomethingclearcannotbeseenjointogetheratlastinawaymonthlyformmeterenergyelectricityexplanationinvisibleconnectListentothepassageandfillintheblanks:One__________atBenny’shome:1.Daisy:I’mgoingtothe____tobuyapacketof

______.Doesanyonewant_______?2.Benny:Iwanttobuyapacketof________.I’ve__________Daisyatlast.Shedoesn’tevenknow__________

electricityis.She’ll____look

_____.Electricityflows___________awire.

A_______measuresthe_______

youuse,andyougeta_____forit

monthly.It’slike_________inaway.eveningshopsweetsanythingelectricitytrickedwhatreallyfoolishthroughmeteramountbillwaterWhatdoyouknowabout…3._____:Doyouknowwhatelectricityis?4.Dad:That’snotabad______________.Electricityisamuchmore

________thanwater.Electricityisa

good_______,butadangerousone.Youmustalwaysbe_______withit.

Canyoutellmewhatit______like?MumexplanationdangerousservantcarefullooksWhatwouldhappen

iftherewasnoelectricity?e.g:A:Whatwouldhappeniftherewasno

electricity?B:Iftherewasnoelectricity,Iwouldn’t

watchTVanymore.A:Iagree.That’stooterrible.B:Sowemustsaveelectricity.PairWorkGroupdiscussion

Whatmustwedotosaveelectricity?lookatthepicturesbellow.Workingroupsandsaywhatwemustdoandmustnotdotosaveelectricity.Wemust...Wemustn't...1.Wemustn’tturnontoomanylightswhenwe’re

reading.2.Wemustturnoffthefanwhenthere’snobody

intheroom.4.

Wemustn’tleavethefridgedooropenallthe

time.5.Wemustremembertoswitchoffthelightwhen

wegoout.6.Wemustclosethewindowwhentheair-

conditionerison.3.Wemustpulloutallthebuttomwhenthewaterisboiling.Trytofindmoreotherusefulways:

tosavetheelectricityinyourlife,everyone!Whatdowelearninthisclass?1.Electricityisveryusefulbutdangerous.2.Therearemanyformsofelectricity:heat

energy,lightenergy,soundenergyand

movementenergy.3.Weshouldbecarefulwiththeelectricityall

thetime.4.Wemusttryourbesttosavetheelectricity

inourdailylife.GoodWorkHomework:1.OralWork:1)Readthematerialfivetimes

after

thetaperecorder;2)Thinkoverhowtheelectricity

comesfromthepower