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专题八 环境保护
时间:6~10分钟/篇 分值:2分/小题
A(2022·海南)
Doyoueverfindyourselfstandinginfrontofrubbishbins,not
surewhetherthepieceofwasteinyourhandisrecyclableornot?To
solvethisproblem,fourHongKonghighschoolstudentshaveinvented
asmartrubbishbinthatusesAItosort(分类)thewaste.The
studentsnamedthebinWasteColectionPoint.
Connectedtoacomputer,thebinusesacameratotelthekindof
thewasteitreceivesandsortsitintoplastic,paper,glass,orother
kinds.Tomakesurethebincansortwastecorectly,theteamtested
everyproductintheschoolshopandtookatleast500picturesofeach
one.“TotraintheAI,wehadtotakemanyphotosfromdiferent
angles(角度),soithasabeterrateofaccuracy,”saidoneofthe
studentswhobuilttheAIsystem.
Theideaofthesmartbinwasborntwoyearsago,whenthe
studentswereinGradeTen.Atthattime,peoplefrom thecity
crowdedintotheirvilagebecauseoftheCOVID19.Theyleftbehind
alotofrubbishandcausedmorepolution.
“Althebinswereful,andtherewasevenrubbishonthe
mountain,”thestudentsrecaled.“Everyweekend,wehadtojoin
thevilagersinpickingupthewaste.”
Thestudentsdecidedtodevelopaspecialrecyclingbinthatwould
encouragepeopletoprotecttheenvironment.Althoughschoolendedat
2pm,theteamwouldcontinuetoworkontheirinventionuntil6or7
pmatschool.Evenwhentheirschoolwasclosedlastyear,theywould
stilmeetandworktogetheronline.
“Ourbinisnowinitsthirdgeneration(代).Beforegraduation,
wehopeitcanbewidelyusedinthecity.”Thestudentssaid,“Then
itwilbeeasierthaneverforpeopletorecycleandprotectour
environment.”
1.Accordingtothefirstparagraphweknowthe ofWaste
ColectionPoint.
A.price B.size C.use
2.Theunderlinedwords“rateofaccuracy”mean“ ”in
Chinese.
A.精准度 B.参与度 C.知名度
3.ThischartshowswhyWasteColectionPointwasdeveloped.
Whichisthemissingpart?
A.thehitoftheCOVID19 B.vilagersencouragement
C.pickinguprubbisharound
4.Thispassageismainlyabout .
A.Fouryounginventors B.anewinvention
C.therubbishproblem
5.Howisthispassageorganized(组织)?(P=Paragraph)
B(2022·泸州)
Chinawilhave75percentofitswildanimalsonlandunderthe
nationalkeyprotectionsystemby2025,theNationalForestryand