Unit5Amazingnature课件外研版英语七年级下册

UNIT5

Amazingnature新外研版七下LearningobjectivesBytheendoftheunit,youshouldbeableto:Introduceyourfavouritenaturalwonders.Explainhowtousecomparativesandsuperlativesinthesentencesandmakethreesentences.Shareyourthoughtsoftheimportanceofthenaturalworld.

NaturewondersofChinaYuanyangRiceTerracesQinghaiLakeHuangshanZhangjiajieNationalParkZhangyeDanxia:China’sRainbowMountainJiuzhaigouNationalParkBeautifulAurorainMoheQ:Whichonedoyoufindthemostinterestingandamazing?Q:Howdotheymakeyoufeel?BeautifulpoemsWhatinnaturedotheydescribe?Whatisspecialabouteachnaturalwonder?Itstorrentdashesdownthreethousand…._--LiBaiSomedayImustclimbuptothetop,….--DuFuThesea!thesea!theopensea!….

--BryanW.ProcterAwaterfallAmountainTheseaThewaterfallisverytallandlooksliketheMilkyWayfallingfromthesky.Thepoetwantstoclimbtothetoptoseeallthesmallerpeaksbelow.Theseaisopen,blue,fresh,andfree.MorepoemsBeforemybed,thebrightmoonlight,

Isuspectitisfrostontheground.

Iraisemyheadtogazeatthebrightmoon,

Andlowerittothinkofmyhometown.Springmorningunawareofdawn,

EverywhereIhearbirdssinging.

Lastnightcamethesoundofwindandrain,

Howmanyflowershavefallen?thebeautyofnatureandthechangingseasonsthepoet'sfeelingsofhomesicknessandthebeautyofthemoonlitnightColorinnatureDoyouhaveafavouritecolourinnature?What'syourfavouritecolourinnatureandwhy?🌿🌅🌳Ilikethegreencolourofforests.It'scalmingandfulloflife.Ilikethebluecolourofthesky.It'speacefulandmakesmefeelfree.🌌Ilikethebluecolourofthesky.It'speacefulandmakesmefeelfree.🌌Iliketheredcolourofflowers.It'svibrantandfullofenergy.🌹Ilikethewhitecolourofsnow.It'spureandmakeseverythinglookmagical.❄️Coloursofmyhometown,firstreadingWhatcoloursarementionedinthepassage?Howdoestheauthorfeelaboutthebluesky?Whyisgreentheauthor'sfavouritecolour?Thecoloursmentionedare

white,

blue,and

green.Theauthorfeelsthattheblueskygivesa

calmfeeling.Greenistheauthor'sfavouritecolourbecauseit

meanshope

andisthe

colouroflife.KeyVocabularyGeography

PlateauGrasslandsFieldscloudsNatureLotusamazingCalmHopeSoftBrightlyQuieterProudColoursofmyhometown,secondreadingWhiteBlueGreen"Thecolourwhitemeetsyoureyesallaround.""Thecloudsarecleanandsoft,likeourwhitesheep.""Themountainsshinebrightlyunderthesun,likewhitelotusflowers.”"Thelovelyblueoftheskyalwaysgivesmeacalmfeeling.""Itislikeagreatseaabovetheplateau.""Thereareahundredkindsofblueinthewater.""Ourgrasslands,forestsandfieldsareallgreen.""That’smyfavouritecolour.Itmeanshopebecauseitisthecolouroflife.""Trainsarerunningthroughtheplateau.Theyarethisbeautifulcolour,too."Trytofindthesentencesandwordsfromthepassagethatdescribethecolourswhite,green,andblue.White,CleanSoft,ShinebrightlyBlue,LovelyCalmGreatseaGreen,GrasslandsForestsFields,Hope,LifeColoursofmyhometown,thirdreadingMyhometownisontheQinghai-TibetPlateau.Thegeographyhereisamazing.Itisfamousfortheworld’shighestmountains.Butthisareaisalsofullofthemostamazingcoloursinnature.Thecolourwhitemeets

youreyesallaround.Thecloudsarecleanandsoft,likeourwhitesheep.Themountains

shine

brightlyunderthesun,likewhitelotusflowers.Thelovelyblueoftheskyalwaysgivesmeacalmfeeling.Itislikeagreatseaabovetheplateau.Andwordscan’texpressmylovefortheriversandlakes.Thereare

ahundredkindsofblueinthewater.Ourgrasslands,forestsandfieldsareallgreen.That’smyfavouritecolour.Itmeanshopebecauseitisthecolouroflife.Butgreenisnotjustthecolourofnaturenow.Trainsarerunningthroughtheplateau.Theyarethisbeautifulcolour,too.Theplateauisquieterthanthebigcities.Wehavefewershopsandrestaurants.Butwehavethebestpresentsfromnature.Inmyheart,it’sbetterthananyotherplace.I’mproudtosaythatI’mfromoneofthemostbeautifulplacesintheworld.ThinkandshareWhatdoesthewritercomparethecloudsfor?

Whatdoesthewritercomparethemountainsfor?

Whatdoesthewritercomparetheskyfor?Whatthreecolourswillyouusetodescribeyourhometown?Givereasonsforyourchoices.Thewritercomparesthecloudsto"ourwhitesheep,"emphasizingtheircleanandsoftappearance.Themountainsarecomparedto"whitelotusflowers,"highlightingtheirbrightandpurelookunderthesun.Theskyisdescribedas"agreatseaabovetheplateau,"suggestingitsvastnessandcalmingbluecolour.MyhometownInmyhometown,thecolourgreeniseverywhere.Thefieldsandforestsarelushandfulloflife,givingasenseofhopeandrenewal.Theblueoftheriverthatrunsthroughthetowniscalming,likeapeacefulsea.Finally,theyellowofthesunflowersinthefieldsandthebrightsunshinebringswarmthandhappinesstoeveryone.Thesecoloursmakemyhometownabeautifulandspecialplace.GrammarAdjectivesandAdverbs

ComparativeandSuperlativeAdjective&Adverbangrymonsterbravegirlcarefulbirdhealthyfoodlittlesisteroldwomangenerousfriendsomeflowers...singbadlyfullyrecoveredlistencarefullyhardlyanyonecamenearlyreadyeathungrilyneverlate...Connectthewordsintopairswithoppositemeanings.

carelesslydifferentlateslowlywellbadlycarefullyeasyearlyquicklyReviewadj.&adv.adj.adv.Heisaquickrunner.Herunsquickly.Heisaheavysleeper.Hesleepsheavily.Sheisafastrunner.Sherunsfast.Heisagentleman.Hetalksgently.Heisagoodsinger.Hesingswell.adv.=adj.+lye.g.slowly=slow+ly辅音字母加y结尾的，把y变i,再加lye.g.happyhappilyfast,early,late,hard,highsimple-simply,true-truly,terrible-terriblywell-well,good-wellQuiztimeadj.&adv.Completethesentenceswiththecorrectformofthewordsinbrackets.1.Heisa______student,andhealwaysdoes______atschool.(good)2.Shanghaiisa______city.Everyoneworks___________.(busy)3.Mysisterisnever_______forschool.Buttodayshegottoschool_____.(late)4.Tonyisa_______boy.Helosthisbag___________thismorning.(careless)5.Theyareplayingbasketball_______.Theyareso______today.(happy)6.Theteacherspeaks_______(slow)and___________.(careful)7.Iamafraidourteamisdoingvery_____(bad).Answers:1.good;well

2.busy;busily3.late;lately

4.careless;carelessly5.happily;happy

6.slowly;carefully

7.badlyGrammarsuperlativeadjectivesandadverbslargelargerlargestloudlymoreloudlymostloudlyTips:Wecanusesuperlativeadjectiveswhentalkingaboutthreeormorethings(nottwothings).Thebirdsingsloudly.Thechildrensingmoreloudlythanthebird.Ofallthree,Petersingsmostloudly.Thefirstorangeislarge.Thesecondappleislargerthanthefirst.Thethirdappleisthelargestofthethree.

Tips:WeusecomparativeadjectiveswhentalkingaboutTWOthings(notthreeormorethings)Formationofcomparativeadjectivesshortadjectives:add“-er”;longadjectives:use“more”ShortadjectivesoldolderhappyhappierbigbiggerlatelaterLongadjectivesbeautifulmorebeautifulexpensivemoreexpensivedangerousmoredangerouspowerfulmorepowerfulWecanuse“er”or“more”quietquieter/morequietclevercleverer/moreclevernarrownarrower/morenarrowsimplesimpler/moresimpleExceptiongoodbettermuchmorebadworsefarfarther/further1.Comparativeadjecticesareusedwhencomparingtwothings,peoleorgroups.[]2.Myphoneisexpensive,butJon’sisexpensiver.[]3.DoyouthinkMariaismoreprettierthanSelina?[]4.EnglishiseasierthanJapanese.[]5.WhoseEnglishisbetter?Mineorhis?[]UseofcomparativeadjectivesOften,thecomparativeadjectiveisfollowedby“than”.e.g.IsChinesemoredifficultthanEnglish?Theplateauisquieterthanthebigcities.It’sbetterthananyotherplace.Let’stryTFFTTReviewtheuseofcomparativesWeusecomparativeadjectiveswhentalkingaboutTWOthings(notthreeormorethings).

1.Wetrained______(hard)thisyearthanlastyear.2.Thenewcityisgetting_______(big)and______(busy).3.Thisweek’smatchisalready______________(exciting).4.Itis______________（difficult)topractiseinwinter.5.Thisyearwewanttodo________(good).6.Theypractised_________________(carefully)thisweekthanlastweek.7.Playingtennisis___________________(expensive)thanswimming.8.Sandyruns_________(fast)thantheothersatfirst.shortadjectives:add“-er”;longadjectives:use“more”;exceptionAnswers:

1.harder2.bigger,busier3.moreexciting4.moredifficult5.better6.morecarefully7,moreexpensive8.fasterGrammarFormationofsuperlativeadj.andadv.shortadj./adv.:add"-est"

longadj./adv.:use"most"Wealsousuallyadd'the'atthebeginning.Shortadj./adv.RULE:add"-est"

oldtheoldestVariationifthewordendsin-e,justadd-stlatethelatestifthewordendsinconsonant,vowel,doublethelastconsonantbigthebiggestifthewordendsin-y,changetheytoihappythehappiestLongadj./adv.RULE:use"most"2-syllablewordnotendingin-ymodernthemostmodernallwordsof3ormoresyllablesexpensivethemostexpensiveWithsome2-syllablewords,wecanuse"-est"OR"most":quiet→thequietest/

mostquietclever→thecleverest/

mostclevernarrow→thenarrowest/

mostnarrowsimple→thesimplest/

mostsimpleException:Thefollowingadjectiveshaveirregularforms:good→thebestbad→theworstfar→thefarthest/

furthestReadandreviewReadthefollowingsentences.Butthisareaisalsofullofthemostamazingcolorsinnature.Wehavethebestpresentsfromnature.Itisthefastestandthesecondcheapest.Itisfamousfortheworld’shighestmountain.Completethesentenceswiththecorrectform.1.Thisbustakes_________________(long)timebecauseitisthe____________(slow).2.The___________(cheap)waytogetthereisbycoach.3.Thefastestwaytotravelisbyplane,butusuallyitisalsothe_________________(expensive).4.Theparkis___________________(crowded)placeonweekendsbecausealmosteveryonegoestheretoseethestreetperformers.thelongestslowestcheapestmostexpensivethemostcrowdedWhenwecompareonethingwithitself,wedonotuse"the":

e.g.Englandiscoldestinwinter.(notthecoldest)

Mybossismostgenerouswhenwegetabigorder.(notthemostgenerous)Quiztime1.The_________________waytogotoschoolisbytaxi.(comfortable)2.Tonylivesthe_____________fromschool.(far)3.Lingling’shomeisthe__________toschool,soshealwayswalks.(close)4.ForBetty,goingtoschoolbybikeisthe______choice.(good)1.Ifyoudon'tstudy_______,youwillfailyourexam.(hard)2.Aftertheaccidenthedrives_______________now.(careful)3.NoneofourplayersistallerthanJames.He'sour____________player.(tall)4.DoyoureallythinkJapaneseistheworld's__________________language?(difficult)mostcomfortablefarthestclosestbest

themostdifficulthardermorecarefullythetallestQuiztimeMultiplechoice(sources:seniorhighschoolentranceexamination)1.Thereisn’tanairportnearwhereIlive.The_____oneisabout90milesaway.A.busiestB.farthestC.newestD.nearest2.The______friendsyouhave,the_____youwillbe.A.more,happyB.many,happyC.more,happierD.many,happier3.Mr.Wangisveryfriendlytous.Heis_____ofallthepersonsIknow.A.patientB.lesspatientC.morepatientD.themostpatient4.---Whatdidyouthinkofourperformanceonthecharityshow?---Wonderful!Idon’tthinkIcanseea______one.A.badB.worseC.goodD.better5.The_______kidslearntobeindependent,the_______futuretheywillhave.A.early,goodB.early,betterC.earlier,betterD.earlier,goodAnswers:1.D2.C3.D4.D5.CThinkingmapThemostbeautifulnatureplaceWhatisitsname?Whereisit?Whydoyoulikeit?Whatisitlike?JiuzhaigouValley.ItisinSichuanProvince,China.Wordscan'texpressmyloveforJiuzhaigou.Itisoneofthemostbeautifulplacesintheworld.Thesceneryisamazing,anditfeelslikesteppingintoadream.Itisfamousforitscolorfullakes,waterfalls,andsnowymountains.Itislikeamagicalfairylandwithcrystal-clearwaterandmanycolors.NaturalhistorymuseumsNaturalHistoryMuseuminLondonAmericanMuseumofNaturalHistoryNationalNaturalHistoryMuseumofChinaWhydopeopleliketovisitthistypeofmuseum?Howtointerruptpolitely?ExcusemeKatie，mayIaddtothat?Iamsorrytointerruptbut…DoyoumindifIjumpinhere?Sorry,butcouldyouexplainmoreaboutit?CanIstopyouthereforamoment？CanIjust

say

something

here?Excusemeforinterruptingbut…Beforeyougoon,Iwouldliketosaysomething…AmazingearthwormA:

Theearthwormisamazing.Itisverystrong.B:

Sorry,butcouldyouexplainmoreaboutit?A:

Sometimes,youcutitintotwoanditcangrowback.B:

Really?Howdoesitdothat?A:

Earthwormscangrowbacklostparts,especiallyifthecutisbehindthethickpartoftheirbody.B:

That'scool!So,theycansurvivebeingcut?A:

Yes,butitdependsonwherethecutis.Ifit'stooclosetothehead,theymightnotsurvive.B:

Natureisamazing.HELP!wordsbankrainforestlakeriverseavolcanowetlandglacierdesertWhat’sthis?DevelopingideasNaturalwonderscryingaloudforReadthepassageandanswerthequestions.1.Whoisspeakingineachparagraph?2.Arethenaturalwondersreallycrying?DeadSea2.RainforestofMadagascar3.GlacieratGlacierNationalParkNo,it'sawayofshowingtheirsadnesswithoutactuallycrying.TheDeadSeacoulddie!I’mnotaseabutalake.AndI’mnotdead.Infact,I’vegotmanyplantsandanimals.I’msaltierthananysea,sopeoplecanlieonmysurface.Riversflowintome.Butnowpeopletaketoomuchwaterfromthem.Mywaterlevelisgoingdown.Iambecomingsmalleryearbyyear.Takelesswater,orI’lldryupwithinthenext100years.ThenIreallywillbedead!Dryup:(ofrivers,lakes,etc.)tobecomecompletelydryDuringthedroughttheriverdriedup.TheDeadSeaDescription:UniqueFeature:Problem:CalltoAction:Notasea,butalakewithmanyplantsandanimals.Saltierthananysea,peoplecanfloatonitssurface.Waterlevelisgoingdownduetoexcessivewaterusage.Reducewaterusagetopreventitfromdryingup.Rainforest–forest=rainI’mtherainforestofMadagascar.Asmynamesuggests,Imakerainformyplantsandanimals,suchasmonkeys,snakesandmanykindsofflowers.For80%ofthem,I’mtheironlyhomeintheworld.However,peoplearecuttingdownmytreesforwoodandtomakespaceforfarming.Pleasestopit.I’mdisappearing.Cutsthdown/cutdownsth:tomakesomethingfalldownbycuttingitatthebaseSometreeshadbeencutdown.RainforestofMadagascarDescription:UniqueFeature:Problem:CalltoAction:Hometomanyplantsandanimals,includingmonkeysandsnakes.80%ofitsspeciesarefoundnowhereelse.Deforestationforwoodandfarming.Stopcuttingdowntreestopreservevarietyoflife.IfFrozenturnsintoWaterworld…I’maglacierattheGlacierNationalParkinAmerican.It‘salandfulloficeandsnow.DoyouwanttoexplorethewhiteworldinthefilmFrozen?Thenmyhomeisthebestchoice.Twohundredyearsago,therewereabout150glaciers.Butnow,therearearound25.Pleasestopclimatechange.I’mturningintoWaterworld!ClimatechangemeanstheEarth'sweatherisgettingwarmerandchanginginwaysthatcancauseproblemslikemorestorms,floods,anddroughts.It'shappeningbecausepeopleareusingtoomuchenergyfromthingslikecarsandfactories.Turn(fromsth)intosth:tobecomesomethingOurdreamholidayturnedintoanightmare.Inoneyearsheturnedfromaproblemchildintoamodelstudent.GlacierNationalParkDescription:UniqueFeature:Problem:CalltoAction:Alandoficeandsnow,similartotheworldinthefilmFrozen.Oncehad150glaciers,nowonlyaround25remain.Meltingduetoclimatechange.Fightclimatechangetopreventfurthermelting.ThesouthpolecallingforhelpWriting,Whatisitlike?Whatproblemdoesitface?Whatisitlike?

Whatproblemdoesitface?

Whatshouldpeopledo?

Itisverycoldandcoverediniceandsnow.It'slocatedatthebottomofthewo