最新点八年级英语下册阅读理解知识点汇总全Word格式文档下载.docx
《最新点八年级英语下册阅读理解知识点汇总全Word格式文档下载.docx》由会员分享，可在线阅读，更多相关《最新点八年级英语下册阅读理解知识点汇总全Word格式文档下载.docx（25页珍藏版）》请在冰豆网上搜索。
takefewerthingstothetopofthemountain
B.
bringatleast18poundsoffoodwiththem
C.
bringdownthegarbageleftbyotherclimbers
D.
bringdownatleast18poundsofgarbagewhentheycomedownthemountain
（2）Whydoclimbersleavegarbagealongtheway?
Becausetheywanttoleavesomefoodforothers.
Becausethegarbagecanhelpothersfindthem.
Becausetheywanttokeeptheirbagslight.
Becausethegarbagecanshowthemhowtocomedown.
（3）HowmuchgarbagewasbroughtdownMountQomolangmain2013?
4tons.
8tons.
14tons.
18tons.
（4）Nowtheclimbershaveto
beforetheyclimbMountQomolangma.
handinsomemoneytotheofficials
leaveplasticbagsbehindthem
telltheofficialswhentheywillcomedown
telltheofficialshowmanybagstheywillbring
【答案】
（1）D
（2）C
（3）A
（4）A
【解析】【分析】主要讲了爬珠穆朗玛峰的登山者下山时应该至少带回18英镑的垃圾。
（1）细节题。
根据ThegovernmentofNepalasksclimberstocomedownthemountainwithatleast18poundsofgarbage.可知登山者下山时应该带至少18英镑的垃圾，故选D。
（2）细节题。
根据Climberswouldleavegarbagealongtheway.Thishelpsclimberskeeptheirbagslight可知登山者把垃圾留在沿路，目的是帮助保持他们的包轻快，故选C。
（3）细节题。
根据In2013,climberscarrieddownatotaloffourtonsofgarbage.可知在2013年，登山者把4吨垃圾带下山，故选A。
（4）细节题。
根据climberswillhavetohandinsomemoneytotheofficialsbeforetheyclimbthemountain.可知登山者在他们爬山前上交一些钱给官员，故选A。
【点评】考查阅读理解，主要考查细节题，注意从文中仔细寻找答案。
2．阅读下列短文，从每题所给的A、B、C和D四个选项中，选出最佳选项。
TheVineThatAtetheSouth
Kudzuisafast-growingvine（蔓生植物）thatcoversalargeareainthesouthernUnitedStates.Itissocommonthatonemightthinkitisanativeplant,butitisnot.KudzuwasbroughttotheUnitedStatesfromJapanin1876.ManyAmericansthoughtitwasbeautiful,andtheybegantoplantit.Theydidn'
tknowitcouldgrowuptoafootadayduringthesummermonths.Nordidtheyknowitwouldgrowupandoveranythinginitspath（路径）.
InJapan,kudzuexperiencedcoldwintersandashortgrowingseason.ButintheUnitedStates,ithasaverylonggrowingseasonwithwarmandwetsouthernweather.Itisfineweatherforthevinetogrowfast.
Inthe1920s,peopleusedthevinetofeedfarmanimals.Tenyearslater,thegovernmentsupportedtoplantkudzubecauseitkeptsoil（土壤）fromwashingaway.However,bythe1950s,thegovernmentnolongerwantedpeopletoplantthevine.Twentyyearsafterthat,thegovernmentsaiditwasaharmfulplant.
Thevinegrowsuptreesandbuildings,makingsomebeautifulshapes.However,treesdieafterkudzucoversthembecausetheycannotgetenoughlight.Scientistsarelookingforwaystokillthevine.Theyusedpoisons（毒药）tokillthevine.However,someofthepoisonsmadeitgrowevenbetter.ScientistsalsofinditdifficulttodigupKudzu.Theplantisreallytough.
Becausekudzuissohardtokill,somepeoplearemakingthebestofit.Sotheytrytofinddifferentusesforthevine.Theyfindthevinecanbeusedtomakepaperandbaskets,itcanbeusedtofeedthegoats,anditcanevenbeeatenbypeople.Scientistsarestudyingitinthehopethatthevinecanbeusedasamedicine.Attheveryleast,kudzuservesasanexampleoftheunexpectedresultsthatcancomefromnon-nativeplants.
（1）Wecanlearnfromthepassagethat________.
kudzumostlygrowsinthenorthernAmerica
kudzuwasbroughttoJapanfromAmerica
kudzugrowsveryfastinwarmandwetweather
Americangovernmenthasneversupportedtoplantkudzu
（2）Theunderlinedword"
tough"
inParagraph4probablymeans"
________"
noteasilybroken
widelyused
hardtogrow
importanttoone'
shealth
（3）Thelastparagraphismostlyabout________.
howquicklythevinegrows
howpeopleusethevine
whypeoplewanttokillthevine
whypeopleeatthevine
（4）Thewriterusesthetitle"
TheVineThatAtetheSouth"
mostprobablyto________.
letreadersknowthatkudzuisavine
interestreadersinahumorousway
tellreadersthevineisakindoffood
getreaderstorealizethepassageisserious
【答案】
（1）C
（2）A
（3）B
（4）B
【解析】【分析】文章大意：
向大家介绍了Kudzu这种蔓生植物，覆盖了美国南部的大块地区，人们使用它的过程和历史，以及它的用途。
（1）细节理解题。
根据ButintheUnitedStates,ithasaverylonggrowingseasonwithwarmandwetsouthernweather.可知在美国，野葛因为天气温暖潮湿有非常长的生长季，故选C。
（2）词义猜测题。
根据Theyusedpoisons（毒药）tokillthevine.However,someofthepoisonsmadeitgrowevenbetter.ScientistsalsofinditdifficulttodigupKudzu.Theplantisreallytough.可知科学家们利用毒药来杀死野葛，然而，一些毒药让它们长得更好。
科学家们也发现挖掘野葛也很困难，可知这种植物真的非常坚韧，很难杀死，故选A。
（3）段落大意题。
根据最后一段讲述了人们如何充分利用野葛，故选B。
（4）写作意图题。
文章主要向我们介绍了Kudzu这种蔓生植物，用吃掉南方的蔓生植物作为题目是用幽默的方式使大家对这个话题感兴趣，故选B。
【点评】考查阅读理解能力，首先通读全文，掌握大意，然后根据问题在原文中找到依据，细节理解题要在文章中找到原句和细节，选出正确答案；
主旨大意题要掌握文章大意，了解作者的写作意图，找到关键词，推断题需要联系上下文，推断出需要的信息。
3．阅读理解
Youmightseealiensinbooksandmovies.Theylookstrange.Theyareverysmart.Theytravelinspaceships.
Butaretherereallyaliensinspace?
BritishscientistStephenHawking,68,thinksso.Hesaysthatpeopleshouldnotlookforaliens.Hethinkstheyaredangerous.OnanewBritishTVprogram,Hawkingsays,"
Itisquitepossiblethattherearealiensinspace.Theymightliveinbigspaceships.Theyhaveusedupalltheresources（资源）fromtheirhomeplanet."
HethinkssuchaliensaresuretogetresourcesfromEarthandthengoaway.TheymaybringtroublestoEarth,too.
（1）Aliensinbooksandmoviesarealways
quietandstrange
strangeandsmart
smartandcruel
shyandcute
（2）Aretherereallyaliensinspace?
Yes,thereare.
No,therearen'
t.
Wearenotsure.
Thereusedtobesome,butnowtheyhavedisappeared.
（3）AccordingtoMr.Hawking,aliensprobablyhave
.
useduptheirresources
pollutedtheirownplanet
destroyedthebigspaceshipstheylivedin
travelledaroundtheearth
（4）Mr.HawkingbelievesthatalienswillcometoEarthto
causetroubles
getresources
makealiving
makefriendswithhumans
【答案】
（1）B
【解析】【分析】文章大意：
这是一篇议论文，主要讨论外星人。
你可能在书和电影中看到外星人，他们看起来很奇怪，他们很聪明，他们乘坐宇宙飞船旅行。
但是现实中没人看见过。
英国科学家认为人们不应该寻找外星人，他们太危险。
这些外星人会来地球掠夺资源，给地球带来麻烦。
根据
Youmightseealiensinbooksandmovies.Theylookstrange.
可知在书里他们很奇怪而且很聪明。
故选B。
（2）细节理解题。
根据
OnanewBritishTVprogram,Hawkingsays,"
Itisquitepossiblethattherearealiensinspace.
可知Hawking认为极有可能有外星人，但不确定有。
应选C。
（3）细节理解题。
根据Theyhaveusedupalltheresources（资源）fromtheirhomeplanet.可知外星人可能用完了他们所有的资源。
故选A。
（4）细节理解题。
根据"
HethinkssuchaliensaresuretogetresourcesfromEarthandthengoaway.
可知Mr.Hawking认为外星人会来地球上获取资源。
【点评】此题考查阅读理解。
此题涉及细节理解题，我们先阅读短文，理解短文大意。
然后分析问题，带着问题仔细阅读短文，从短文的细节中找出问题答案。
4．阅读理解
Isthereintelligent（有智力的）lifeonotherplanets?
Foryears,scientistssaid"
no."
or"
wedon'
tknow."
Buttodaythisischanging.SethShostakandAlexandraBarnettareastronomers（天文学家）.Theybelieveintelligentlifeexists（存在）somewhereintheuniverse.Theyalsothinkwewillsooncontactthem.
WhydoShostakandBarnettthinkintelligentlifeexistsonotherplanets?
Thefirstreasonistime.Scientistsbelievetheuniverseisabout12billionyearsold."
Thisislongenoughforotherplanetstohaveintelligentlife,"
sayShostakandBarnett.Thesecondreasonissizetheuniverseishuge."
ToolsliketheHubbleTelescope（哈勃望远镜）haveshownthatthereareatleast100billiongalaxies,"
saysShostak."
Andourgalaxy,theMilkyWay,hasatleast100billionstars.Someplanetsgoingaroundthesestarsmightbesimilartotheearth."
Inthepast,itwashardtolookforsignsofintelligentlifeintheuniverse.Butnow,powerfultelescopes（高倍望远镜）allowscientiststodiscoversmallerplanets-thesizeofMarsortheearth-inothersolarsystems,theseplanetsmighthaveintelligentlife.
Havebeingsfromspacealreadyvisitedtheearth?
"
Probablynot,"
It'
salongwayaway.However,intelligentbeingsmaycontactusinotherway,suchasradiosignals（信号）.Infact,theymaybetryingtocommunicatewithusnow,butwedon'
thavetherighttoolstoreceivetheirmessages.However,thisischanging.By2025,wecouldmakecontactwithotherlifeformsinouruniverseandwemighthelpeachother."
（1）WhatisthemainideaofParagraph2?
Theageandsizeoftheearth.
SomethingabouttheMilkyWay.
Thereasonswhyintelligentlifemightexist.
Theearthistheonlyplanetwit
升级会员 