七年級(jí)英語(yǔ)下冊(cè)Module3NaturalelementsUnit5Water(第2課時(shí))課件新版

Unit5Water第2課時(shí)(kèshí)ReadingModule3Naturalelements廣東(guǎngdōng)學(xué)導(dǎo)練七年級(jí)下冊(cè)配上海教育版第一頁(yè)，共21頁(yè)。Unit5Water第2課時(shí)(kèshí)Read課前預(yù)習(xí)一、根據(jù)漢語(yǔ)意思補(bǔ)全下列句子，每空一詞1.I’m________________________________________（一滴水）.2.I________________________________________（穿過(guò)管道）underthestreetsandnowI’mhere.3.________________________________________（記得不要浪費(fèi)(làngfèi)）orpolluteme.4.Isthis______________________________(終點(diǎn)）yourjourney?5.________________________________________（是……的時(shí)間了）peopletocleanme.adropofwatertravelledthroughthepipesRemembernottowastetheendofIt’sthetimefor第二頁(yè)，共21頁(yè)。課前預(yù)習(xí)一、根據(jù)漢語(yǔ)意思補(bǔ)全下列句子，每空一詞adr二、漢譯英1.水龍頭是開(kāi)著的。________________________________________________2.多拉環(huán)顧四周，但是那兒一個(gè)人都沒(méi)有。________________________________________________3.他們將我清理干凈(gānjìng)并且加入一些化學(xué)物質(zhì)。________________________________________________4.我將會(huì)進(jìn)入河里，并再一次進(jìn)入海里。________________________________________________5.多拉關(guān)上了水龍頭，離開(kāi)了浴室。________________________________________________Thetapwason.Doralookedaround,buttherewasnoonethere.Theycleanedmeandaddedsomechemicalstome.I’llgointotheriverandthenintotheseaagain.Doraturnedthetapoffandcameoutofthebathroom.第三頁(yè)，共21頁(yè)。二、漢譯英Thetapwason.Doralooke要點(diǎn)精講【1】“Turnthattapoff,”saidanangryvoice.一個(gè)憤怒的聲音說(shuō)道：“關(guān)掉那個(gè)水龍頭?！薄居梅ā縯urnoff“關(guān)掉；關(guān)閉”，反義詞是turnon“打開(kāi)”。注意：off/on是副詞，其后接名詞(míngcí)時(shí)，名詞(míngcí)放在off/on的前后均可，接代詞時(shí)，必須放在turn和off/on的中間?！纠洹縏helightisabittooharsh.Pleaseturnitoff.那燈光有點(diǎn)太刺眼，請(qǐng)把它關(guān)掉。It’stimeforthenews.PleaseturnontheTV.新聞時(shí)間到了，請(qǐng)打開(kāi)電視機(jī)。第四頁(yè)，共21頁(yè)。要點(diǎn)精講【1】“Turnthattapoff,”【拓展】（1）turnon=switchon，意為“擰開(kāi)（電器）；打開(kāi)（水源、煤氣、電源等）”。Pleaseturnontheradio.請(qǐng)把收音機(jī)打開(kāi)。（2）turnoff=switchoff，意為“關(guān)掉（電器）；關(guān)上（水源、煤氣、電源等）”。HaveyouturnedofftheTV?你關(guān)電視(diànshì)了嗎？（3）turnup意為“調(diào)高（音量或熱度）”。Iturnedthevolumeup.我把音量調(diào)大了。（4）turndown意為“調(diào)低（音量或熱度）”。Hekeptturningthecentralheatingdown.他不斷地調(diào)低中央暖氣系統(tǒng)的溫度。第五頁(yè)，共21頁(yè)?！就卣埂康谖屙?yè)，共21頁(yè)?！緫?yīng)用】（1）你能把電視聲音(shēngyīn)調(diào)低一點(diǎn)嗎？Canyou______________theTVabit?（2）當(dāng)你離開(kāi)房間時(shí)要關(guān)燈。______________thelightswhenyouleavetheroom.【2】DoyouknowwhereIcomefrom?你知道我是從哪兒來(lái)的嗎？【用法】此句含有由where引導(dǎo)的賓語(yǔ)從句，whereIcomefrom在整個(gè)句子中作賓語(yǔ)，where之后用陳述句語(yǔ)序。where之后有時(shí)也可直接接動(dòng)詞不定式，并可與相應(yīng)的賓語(yǔ)從句互換。turndownTurnoff第六頁(yè)，共21頁(yè)。【應(yīng)用】turndownTurnoff第六頁(yè)，共21頁(yè)。【例句】Iknowwhereyourhomeworkis.我知道你的作業(yè)在哪里。CanyouguesswhereTomisgoingtonextmonth?你能猜猜湯姆下個(gè)月去哪兒?jiǎn)?Doyouknowwhereweshouldgonext?=Doyouknowwheretogonext?你知道下一步我們(wǒmen)該去哪里嗎？【應(yīng)用】（）Idon’tremember______thebookyesterday.A.wheredidIput B.whereIputC.whereIshouldputB第七頁(yè)，共21頁(yè)?！纠洹緽第七頁(yè)，共21頁(yè)?！?】Thenitwastimeforpeopletocleanme.然后到人們(rénmen)清潔我的時(shí)間了?！居梅ā縄t’stime（forsb.）todosth.意為“是（某人）做某事的時(shí)間了；（某人）該做某事了”，相當(dāng)于It’stimeforsth.?！纠洹縄t’stimeforustohaveclass.=It’stimeforclass.到上課的時(shí)間了?！緫?yīng)用】（）It’stimeforthestudents______attheschoolgate.A.gathering B.togather C.gatherB第八頁(yè)，共21頁(yè)。【3】Thenitwastimeforpeople課堂練習(xí)一、用所給單詞的適當(dāng)形式(xíngshì)填空1.“Turnthattapoff,”Tomsaid__________（angry）.2.Thewater__________（drop）intoariverandranintoareservoirfromthecloud.3.Itwastimeforstudents________（clean）theirdesks.4.Remember__________（notwaste）thewater.5.Wecannotlivewithoutwater,soitisvery__________（value）.6.Idrankalotofwaterbecausethedishwasvery__________（salt）.angrilydroppedtocleannottowastevaluablesalty第九頁(yè)，共21頁(yè)。課堂練習(xí)一、用所給單詞的適當(dāng)形式(xíngshì)填空7.MarieCurieisoneofthegreatest__________（chemical）intheworld.8.Thedish__________（be）toosweetifweaddmoresugar.9.There__________（be）somemilkandtwoapplesinthefridge.10.Havingabathuses__________（much）waterthantakingashower.chemistswillbeismore第十頁(yè)，共21頁(yè)。7.MarieCurieisoneofthe二、閱讀(yuèdú)理解Doyouknowhowtherainforms?Therainiswater.Mostofthewaterintheworldisinoceans,riversandlakes.Thetiny（極小的）waterintheaircomesfromthere.Doyouknowhowthishappens?ThewatercycleoftheEarthbeginswithachangeintemperature.WhentheSunheatstheEarth,waterfromoceans,lakesandriversevaporates（蒸發(fā)）.Itturnsintovapourandrisesintotheair.Finally,cloudsformandthewaterdropsbacktotheEarthasrain.Therainflowsintorivers,oceansorlakesagain.Thisisthewatercycle.第十一頁(yè)，共21頁(yè)。二、閱讀(yuèdú)理解第十一頁(yè)，共21頁(yè)。Condensation（冷凝(lěngníng)）alsoplaysanimportantroleinthewatercycle.Theairfarupintheskyisverycold.WhenthewarmairrisesfromtheEarthandmeetsthecoldair,alotofdroplets（小水滴）form.Thisiscondensation.Whenthewaterdropsaretooheavytobeintheair,theyfalloutofthecloudsasrain.TherainrunsintotheEarth’soceans,riversandlakes.Thenthecyclestartsalloveragain!（）1.Wheredoesthetinywaterintheaircomefrom?A.Therain. B.Thevapour.C.Theoceans,riversandlakes. D.TheSun.C第十二頁(yè)，共21頁(yè)。Condensation（冷凝(lěngníng)）a（）2.______isanecessaryprocessforthewatercycle.A.Thevapour B.CondensationC.Therain D.Theclouds（）3.Whatmakesthewatercyclebecomepossible?A.Theriver. B.TheSun.C.Thechangeintemperature. D.Therain.（）4.Whentheraindropsandrunsintotheoceans,riversorlakes,______startsalloveragain.A.thecondensation B.thedropletsC.thewatercycle D.theevaporationBCC第十三頁(yè)，共21頁(yè)。（）2.______isanecessar課后作業(yè)一、根據(jù)教材(jiàocái)P59的課文內(nèi)容，補(bǔ)全下面短文，每空一詞Doratalkedtoa1.__________ofwaterinthe2.__________.ThedropofwatertoldDoratoturn3.__________the4.__________becauseshewaswastingwater.IttoldDoraitsstory.Itwasina5.__________,thendroppedintoariverandranintoareservoir.People6.__________some7.__________toittomakeitclean.Afterthat,ittravelledthroughthe8.__________underthestreetsandcametoDora’shome.Waterisvery9.__________,soitaskedDoranottowasteor10.__________it.dropbathroomofftapcloudaddedchemicalspipesvaluablepollute第十四頁(yè)，共21頁(yè)。課后作業(yè)一、根據(jù)教材(jiàocái)P59的課文內(nèi)容二、選擇(xuǎnzé)填空（）1.Riversandlakesmightdry________insomeplaces.A.out B.off C.up （）2.—Theteacherlooksvery________.—Yes.Heislooking________atJim.What’swrong?A.angry;angrily B.angrily;angrily C.angrily;angry（）3.—Whynotcleanthewashroom________thewastewater?—That________likeagoodidea.A.in；looks B.at；sounds C.with；soundsCAC第十五頁(yè)，共21頁(yè)。二、選擇(xuǎnzé)填空CAC第十五頁(yè)，共21頁(yè)。（）4.—Yourmotherwas________justnow.Whathappened?—Iforgottoturn________thetapafterbrushingmyteeth.A.angry；on B.pleased;on C.angry;off（）5.—Ann，youshouldn’t________yourtimewatchingTV.Youshouldgoanddoyourhomework.—OK，Dad.Iwill________theTV.A.waste;turnon B.use；turnup C.waste；turnoff（）6.—Wouldyouliketogotothecinemathisevening?—________.A.No,thanks B.Idon’tthinksoC.Yes,I’dlovetoCCC第十六頁(yè)，共21頁(yè)。（）4.—Yourmotherwas_____（）7.Thesoupisnotsweetenough.Please________some________it.A.add;sugarto B.add；sugarin C.add；salton（）8.—Insummer,itisverycooltogo________theforest.—Thatisright.ButIliketoswim________theriverintheafternoon.A.through；across B.across；throughC.through；cross（）9.—Thedriverdrives________fast.—Yes，________isdangeroustodothat.A.abit；that B.alittle；that C.abit；itAAC第十七頁(yè)，共21頁(yè)。（）7.Thesoupisnotsweete（）10.—Bill，yourroomissodirty.Canyoutidyit________?—OK，I________doitatonce.A.up；will B.on；can C.off；must三、閱讀(yuèdú)理解Everybodywantstobehealthy.Herearethreepiecesofadviceforyoutokeephealthy.First,foodisveryimportant.Therearemanykindsofhealthyfood.Youcanhavebananas,apples,orangesandtomatoesbecausefruitandvegetablesaregoodforyou.Butdonoteattoomuchchocolateorcandy.TheyarenotA第十八頁(yè)，共21頁(yè)。（）10.—Bill，yourroomissohealthyfood.Healthyfoodhelpsyougrowhealthilyandmakesyoustrongandhappy.Thereisasaying,“Anappleadaykeepsthedoctoraway.”Second,sportscanalsohelpyoukeephealthy.Youwillfeelrelaxedandcomfortableafterdoingsportssuchasplayingbasketball,runningorswimming.Sportscanhelpyoubuildyourbody.Third,goodhabitsarehelpful,too.Gotobedearly,getupearlyanddrinkmorewatereveryday.Don’tbelazy.Rememberallthesethingsandyouwillbehealthyandhappy.第十九頁(yè)，共21頁(yè)。healthy