2017年春七年级英语下册Module3NaturalelementsUnit5Water第2课时课件新版牛津.pptx

Unit5Water,第2课时Reading,Module3Naturalelements,广东学导练七年级下册配上海教育版,一、根据汉语意思补全下列句子，每空一词1.Im_（一滴水）.2.I_（穿过管道）underthestreetsandnowImhere.3._（记得不要浪费）orpolluteme.4.Isthis_(终点）yourjourney?5._（是的时间了）peopletocleanme.,a,drop,of,water,travelled,through,the,pipes,Remember,not,to,waste,the,end,of,Its,the,time,for,二、汉译英1.水龙头是开着的。_2.多拉环顾四周，但是那儿一个人都没有。_3.他们将我清理干净并且加入一些化学物质。_4.我将会进入河里，并再一次进入海里。_5.多拉关上了水龙头，离开了浴室。_,Thetapwason.,Doralookedaround,buttherewasnoonethere.,Theycleanedmeandaddedsomechemicalstome.,Illgointotheriverandthenintotheseaagain.,Doraturnedthetapoffandcameoutofthebathroom.,【1】“Turnthattapoff,”saidanangryvoice.一个愤怒的声音说道：“关掉那个水龙头。”【用法】turnoff“关掉；关闭”，反义词是turnon“打开”。注意：off/on是副词，其后接名词时，名词放在off/on的前后均可，接代词时，必须放在turn和off/on的中间。【例句】Thelightisabittooharsh.Pleaseturnitoff.那灯光有点太刺眼，请把它关掉。Itstimeforthenews.PleaseturnontheTV.新闻时间到了，请打开电视机。,【拓展】（1）turnon=switchon，意为“拧开（电器）；打开（水源、煤气、电源等）”。Pleaseturnontheradio.请把收音机打开。（2）turnoff=switchoff，意为“关掉（电器）；关上（水源、煤气、电源等）”。HaveyouturnedofftheTV?你关电视了吗？（3）turnup意为“调高（音量或热度）”。Iturnedthevolumeup.我把音量调大了。（4）turndown意为“调低（音量或热度）”。Hekeptturningthecentralheatingdown.他不断地调低中央暖气系统的温度。,【应用】（1）你能把电视声音调低一点吗？Canyou_theTVabit?（2）当你离开房间时要关灯。_thelightswhenyouleavetheroom.【2】DoyouknowwhereIcomefrom?你知道我是从哪儿来的吗？【用法】此句含有由where引导的宾语从句，whereIcomefrom在整个句子中作宾语，where之后用陈述句语序。where之后有时也可直接接动词不定式，并可与相应的宾语从句互换。,turn,down,Turn,off,【例句】Iknowwhereyourhomeworkis.我知道你的作业在哪里。CanyouguesswhereTomisgoingtonextmonth?你能猜猜汤姆下个月去哪儿吗?Doyouknowwhereweshouldgonext?=Doyouknowwheretogonext?你知道下一步我们该去哪里吗？【应用】（）Idontremember_thebookyesterday.A.wheredidIputB.whereIputC.whereIshouldput,B,【3】Thenitwastimeforpeopletocleanme.然后到人们清洁我的时间了。【用法】Itstime（forsb.）todosth.意为“是（某人）做某事的时间了；（某人）该做某事了”，相当于Itstimeforsth.。【例句】Itstimeforustohaveclass.=Itstimeforclass.到上课的时间了。【应用】（）Itstimeforthestudents_attheschoolgate.A.gatheringB.togatherC.gather,B,一、用所给单词的适当形式填空1.“Turnthattapoff,”Tomsaid_（angry）.2.Thewater_（drop）intoariverandranintoareservoirfromthecloud.3.Itwastimeforstudents_（clean）theirdesks.4.Remember_（notwaste）thewater.5.Wecannotlivewithoutwater,soitisvery_（value）.6.Idrankalotofwaterbecausethedishwasvery_（salt）.,angrily,dropped,toclean,nottowaste,valuable,salty,7.MarieCurieisoneofthegreatest_（chemical）intheworld.8.Thedish_（be）toosweetifweaddmoresugar.9.There_（be）somemilkandtwoapplesinthefridge.10.Havingabathuses_（much）waterthantakingashower.,chemists,willbe,is,more,二、阅读理解Doyouknowhowtherainforms?Therainiswater.Mostofthewaterintheworldisinoceans,riversandlakes.Thetiny（极小的）waterintheaircomesfromthere.Doyouknowhowthishappens?ThewatercycleoftheEarthbeginswithachangeintemperature.WhentheSunheatstheEarth,waterfromoceans,lakesandriversevaporates（蒸发）.Itturnsintovapourandrisesintotheair.Finally,cloudsformandthewaterdropsbacktotheEarthasrain.Therainflowsintorivers,oceansorlakesagain.Thisisthewatercycle.,Condensation（冷凝）alsoplaysanimportantroleinthewatercycle.Theairfarupintheskyisverycold.WhenthewarmairrisesfromtheEarthandmeetsthecoldair,alotofdroplets（小水滴）form.Thisiscondensation.Whenthewaterdropsaretooheavytobeintheair,theyfalloutofthecloudsasrain.TherainrunsintotheEarthsoceans,riversandlakes.Thenthecyclestartsalloveragain!（）1.Wheredoesthetinywaterintheaircomefrom?A.Therain.B.Thevapour.C.Theoceans,riversandlakes.D.TheSun.,C,（）2._isanecessaryprocessforthewatercycle.A.ThevapourB.CondensationC.TherainD.Theclouds（）3.Whatmakesthewatercyclebecomepossible?A.Theriver.B.TheSun.C.Thechangeintemperature.D.Therain.（）4.Whentheraindropsandrunsintotheoceans,riversorlakes,_startsalloveragain.A.thecondensationB.thedropletsC.thewatercycleD.theevaporation,B,C,C,一、根据教材P59的课文内容，补全下面短文，每空一词Doratalkedtoa1._ofwaterinthe2._.ThedropofwatertoldDoratoturn3._the4._becauseshewaswastingwater.IttoldDoraitsstory.Itwasina5._,thendroppedintoariverandranintoareservoir.People6._some7._toittomakeitclean.Afterthat,ittravelledthroughthe8._underthestreetsandcametoDorashome.Waterisvery9._,soitaskedDoranottowasteor10._it.,drop,bathroom,off,tap,cloud,added,chemicals,pipes,valuable,pollute,二、选择填空（）1.Riversandlakesmightdry_insomeplaces.A.outB.offC.up（）2.Theteacherlooksvery_.Yes.Heislooking_atJim.Whatswrong?A.angry;angrilyB.angrily;angrilyC.angrily;angry（）3.Whynotcleanthewashroom_thewastewater?That_likeagoodidea.A.in；looksB.at；soundsC.with；sounds,C,A,C,（）4.Yourmotherwas_justnow.Whathappened?Iforgottoturn_thetapafterbrushingmyteeth.A.angry；onB.pleased;onC.angry;off（）5.Ann，youshouldnt_yourtimewatchingTV.Youshouldgoanddoyourhomework.OK，Dad.Iwill_theTV.A.waste;turnonB.use；turnupC.waste；turnoff（）6.Wouldyouliketogotothecinemathisevening?_.A.No,thanksB.IdontthinksoC.Yes,Idloveto,C,C,C,（）7.Thesoupisnotsweetenough.Please_some_it.A.add;sugartoB.add；sugarinC.add；salton（）8.Insummer,itisverycooltogo_theforest.Thatisright.ButIliketoswim_theriverintheafternoon.A.through；acrossB.across；throughC.through；cross（）9.Thedriverdrives_fast.Yes，_isdangeroustodothat.A.abit；thatB.alittle；thatC.abit；it,A,A,C,（）10.Bill，yourroomissodirty.Canyoutidyit_?OK，I_doitatonce.A.up；willB.on；canC.off；must三、阅读理解Everybodywantstobehealthy.Herearethreepiecesofadviceforyoutokeephealthy.First,foodisveryimportant.Therearemanykindsofhealthyfood.Youcanhavebananas,apples,orangesandtomatoesbecausefruitandvegetablesaregoodforyou.Butdonoteattoomuchchocolateorcandy.Theyarenot,A,healthyfood.Healthyfoodhelpsyougrowhealthilyandmakesyoustrongandhappy.Thereisasaying,“Anappleadaykeepsthedoctoraway.”Second,sportscanalsohelpyoukeephealthy.Youwillfeelrelaxedandcomfortableafterdoingsportssuchasplayingbasketball,runningorswimming.Sportscanhelpyoubuildyourbody.Third,goodhabitsarehelpful,too.Gotobedearly,getupearlyanddrinkmorewatereveryday.Dontbelazy.Rememberallthesethingsandyouwillbehealthyandhappy.,（）1.Whichofthefollowingisnotthehealthy