廣州牛津初中英語(yǔ)七年級(jí)下冊(cè)課文

廣州牛津初中英語(yǔ)七年級(jí)下冊(cè)課文廣州牛津初中英語(yǔ)七年級(jí)下冊(cè)課文廣州牛津初中英語(yǔ)七年級(jí)下冊(cè)課文資料僅供參考文件編號(hào)：2022年4月廣州牛津初中英語(yǔ)七年級(jí)下冊(cè)課文版本號(hào)：A修改號(hào)：1頁(yè)次：1.0審核：批準(zhǔn):發(fā)布日期：U2P18JUDY：Whyareyousointerestedintrees,DoctorRay?

DRRAY：They’rethebiggestandoldestlivingthingsonEarth,Judy.JUDY：Butwhataretheyusefulfor

DRRAY：Manythings.Forexample,thewoodinyourpencil,therubberontheendofyourpencil,andthepaperinyournotebookallcomefromtrees.Also,doyouenjoyfreshair?

JUDY：Ofcourse.DRRAY：Well,treesarenaturalairconditioners.Theycooltheairandcleanit.Threetreescandothejobof15airconditioners.JUDY：Youknowalotabouttrees,Doctor.DRRAY：Notreally.Scientistsareonlynowbeginningtounderstandthem.Forexample,wheninsectsattackatree,itcanwarntheothertreesaroundit.Sometreescanalsojointheirrootstogetherunderground,andpasseachotherfoodandwater.Treesarecommunicatingwithoneanother,butwedon’tknowhow.JUDY：Aretreesindanger

DRRAY：Yes,theyareingreatdanger.Wecutdownandburnmillionseveryyear.Wearedestroyingourbestpollutionfighters.U3U4ElectricityOneevening,Daisysaid,“I’mgoingtobuysomesweets.Doesanyonewantanything?”Benny,Daisy’sbrother,said,“Yes.Canyougetmeapacketofelectricity,please?”Daisysaid,“Right,”andwentout.Bennylaughed,“IwasfinallyabletofoolDaisy.Youcan’tbuyelectricityinpacketslikesweets!She’lllookfoolish.”Mumasked,“Whatiselectricity?”U5U6P82Daisywasinthebathroom.Shewasbrushingherteethandthetapwason.Waterwaspouringintothesink.“turnthattapoff”avoicesaidloudly.Daisyfroze.Shelookedaroud,butsawnoone.“you’rewastingwater”thevoicesoundedangry.Daisyobeyed.“who…whoareyou?”Daisyasked.“I’mwater.It’snoteasyformetogethere.Twenty-fourdaysago,IwasinacloudinYunnan.ThentheclouddroppedmeintoastreamandIflowedquicklydownthemountainintothePearlRiver.Youknowtheriver,Ihope.”“Yes,”Daisyanswered.“Well,therivercarriedmetoareservoir.Irelaxedthereforafewdays.Thenpeoplecleanedmeup.”“Cleanedyouup?”Daisyasked.“Yes.Iwasdirtyaftermyjourney,sopeoplecleanedmeupinawatertreatmentworks.ThenItravelledinthepipesunderthestreets.Iwaitedthereuntilyoucalledme.”Daisysaid,“Sothisistheendofyourjourney.”“No.ThenI’llgotoasewageplant.PeopletherewillpumpmeintotheriverandIwillgobackintotheseaagain.”“Again?”“Yes.Icamefromitinthefirstplace.Remembernottowasteorpolluteme.I’mvaluable,likeliquidgold.Seeyou.”Daisycameoutofthebathroom.HerbrotherBennysaid,“Iheardvoicesinthere.Whowereyoutalkingto?”“Thewater,”Daisysaid.Bennyshookhishead.“Sometimesyou’rereallystrange,Daisy.”hesaid.水的經(jīng)歷圖“I’mwater.It’snoteasyformetogethere.Twenty-fourdaysago,IwasinacloudinYunnan.ThentheclouddroppedmeintoastreamandIflowedquicklydownthemountainintothePearlRiver.Youknowtheriver,Ihope.”“Well,therivercarriedmetoareservoir.Irelaxedthereforafewdays.Thenpeoplecleanedmeup.”“Yes.Iwasdirtyaftermyjourney,sopeoplecleanedmeupinawatertreatmentworks.ThenItravelledinthepipesunderthestreets.Iwaitedthereuntilyoucalledme.”“No.ThenI’llgotoasewageplant.Peoplethe