课文教材拓展之语法填空--高中英语新译林版（2020）必修三 .pdf

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课文教材拓展之语法填空■•高中英语新译林版(2020)必修三

课文语法填空

OlUnit1NatureintheBalance

[Reading]

TheAmazonRainforet:aNaturalTreaure

Welcometothejungle,ahugeseaofgreenalivewiththesoundsofanimals.Thisis

theAmazonrainforest.Asthelargestrainforestintheworld,itplaysasignificantrole

in1.(maintain)thefinealanceoftheEarthsecosystem.

TheAmazonrainforestcrossesintoeightcountries,includingBrazilandPeru,and

oneoverseasregionofFrance,allontheSouthAmericancontinent.Withanareaof

around6millionsquarekilometers,theAmazonrainforestismorethanhalfthesize

ofChina.TheAmazonRiver,2.whichtherainforestgetsitsname,iscloseto

6,400kilometersinlength—roughly100kilometerslongerthantheYangtzeRiver.

Onitsjourneyfromthemountainstotheocean,theriversupportsmanydifferent3.

(ecosystem).TheygivethisareatherichestiodiversityontheEarth:onein

tenknownspeciesintheworldcanefoundhere.

Ofthe390,000plantspeciesknowntous,morethan40,000can4.(find)in

theAmazon.Thistallandancientrazilnuttreeproducesnutsthatwecaneat;these

waterliliesareigenoughtoliedownon.Theforestsdifferentlevelssupport5.

Unelievalevarietyofwildlife.Attheottom,thereisasystemofroots

eneaththeground.Aovethatisthemassofleaflitteronthedarkforestfloor.The

nextlevelismadeupofshorterplantswithlargeleaves.Thentherearethe6.

(tower)ancienthardwoods,andfinallythetopsofthetallesttreesmany

metersaovetheground.Eachleveloftheforestformsitsownlittleworld,hometo

differentkindsoflivingthings.

Morethan1,300speciesofirdsandover400speciesofmammalshideamongthe

junglesplantlife.Thisjaguarisoneexample.Ithasayellowish-rown

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