2024学年上海高一上学期期末统考卷与四校八大题型精品汇编6：阅读理解C（解析版 ）.docx

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高一上学期期末统考卷四校八大题型分层汇编6：阅读理解C

（解析版）

PartA：统考卷

试题1：黄浦区2021学年高一上学期期终考卷英语试卷

C

Arainforestisanareacoveredbytalltreeswiththetotalhighrainfallspreadingquiteequallythroughtheyearandthetemperaturerarelydippingbelowl6℃.Rainforestshaveagreateffectontheworldenvironmentbecausetheycantakeinheatfromthesunandadjusttheclimate.Withouttheforestcover，theseareaswouldreflectmoreheatintotheatmosphere，warmingtherestoftheworld.Losingtherainforestsmayalsoinfluencewindandrainfallpatterns，potentiallycausingcertainnaturaldisastersallovertheworld.

Inthepasthundredyears，humanshavebegundestroyingrainforestsinsearchofthreemajorresources（资源）：landforcrops，woodforpaperandotherproducts，landforraisingfarmanimals.Thisactionaffectstheenvironmentasawhole.Forexample，alotofcarbondioxide（二氧化碳）intheaircomesfromburningtherainforests.Peopleobviouslyhaveaneedfortheresourceswegainfromcuttingtreesbutwewillsuffermuchmorethanwewillbenefit.Therearetwomainreasonsforthis.Firstly，whenpeoplecutdowntrees，generallytheycanonlyusethelandforayearortwo.Secondly，cuttinglargesectionsofrainforestsmayprovideagoodsupplyofwoodrightnow，butinthelongrunitactuallyreducestheworld’swoodsupply.

Rainforestsareoftencalledtheworld’sdrugstore.Morethan25％ofthemedicinesweusetodaycomefromplantsinrainforests.However，fewerthanl％ofrainforestplantshavebeenexaminedfortheirmedicalvalue.Itisextremelylikelythatourbestchancetocurediseasesliessomewhereintheworld’sshrinkingrainforests.

49.Rainforestscanhelptoadjusttheclimatebecausethey

A.reflectmoreheatintotheatmosphere

B.bringabouthighrainfallthroughouttheworld

C.rarelycausethetemperaturetodroplowerthanl6℃

D.reducetheeffectofheatfromthesunontheearth

50.Whatdoestheword“this”underlinedinthe