四、阅读理解
A
Havingboththecuriosityandpassiontoexploretheworldisrewarding,Acquiringnewskillsafterclassisnecessaryandbeneficial.Tohelpyouonyourjourneyofself-growthanddiscovery,herearesomefreelearningtoolsavailableforself-learners.
KhanAcademy
KhanAcademyisoneofthemostpopularlearningtoolsoutthere.Itoffersover4,000freecoursesfromahugevarietyofdisciplines.Oneofthebestthingsabouttheplatformisthatit’savailableinmanyotherlanguagesotherthanEnglish.Itisamobileappwithwonderfulvideostokeepyourlearningonthego.
Duolingo
Speakingoflearningonthego,Duolingoisalsooneofthemostpopularmobilelearningapps.Theappoffersyoutheopportunitytolearnalanguage.Flashcards,multiple-choicequestions,andtranslationexerciseshelpyoupickupvocabularyandgrammar.Ifyouwanttogetstartedlearninganewlanguage,Duolingocangiveyouanexcellentfoundation.
TheUiniversityofOxford
England’soldestuniversityoffersover600onlinecourses,setsofteachingmaterials,andlectureseriesonitsopeneducationplatform.ThismakesitoneofthemostinvaluablelearningtoolsontheInternet.Unlikecoursesonotherplatforms,Oxford’scoursesandlecturesaren’tlaidouttogiveintroductionstobroadtopics.Instead,learnerscandeep-diveintospecificattractivesubjects,suchasthelateworksofSchumann,ortheperformancehistoryofMedea.
BookBoon
Ifyou’rethelearnertypewholikestextandtextonly,BookBoonisagreatresourceforyou.Itoffersover50millione-booksandtextbooksonjustaboutanysubjectthatyoucanthinkof.Fromanintroductiontoessaywritingtothephilosophyofartificialintelligence,BookBoonhasalmostcoveredeverything.
21．WhatdoKhanAcademyandDuolingohaveincommon？
A．TheyareonlyavailableinEnglish.
B．Theyofferthousandsoffreecourses.
C．Theybelongtomobilelearningapps.
D．Theyareplatformsforlearningclassroomdiscipline.
22．WhatisuniqueabouttheUniversityofOxford？
A．Itcoversspecificcourses.
B．Itincludesvideoteaching.
C．Itisavailableforself-learners.
D．Itprovidesonlinecourses.
23．Whichisthefittestonefortext-lovinglearners？
A．KhanAcademy.B．Duolingo.
C．TheUniversityofOxford.D．BookBoon.
【答案】21．C；22．A；23．D；
【刘凯老师解析】【导语】这是一篇应用文。文章主要介绍了四款学习工具。
21．细节理解题。根据KhanAcademy介绍中的最后一句“Itisamobileappwithwonderfulvideostokeepyourlearningonthego.(这是一个有精彩的视频的移动应用程序，以让你边走边学。)”和Duolingo介绍中的第一句“Speakingoflearningonthego,Duolingoisalsooneofthemostpopularmobilelearningapps.(说到边走边学，Duolingo也是最受欢迎的移动学习应用之一。)”可知，这两款学习工具的共同之处是它们都属于移动应用程序。故选C项。
22．细节理解题。根据TheUniversityofOxford介绍中的最后一句“Instead,learnerscandeep-diveintospecificattractivesubjects,suchasthelateworksofSchumann,ortheperformancehistoryofMedea.(相反，学习者可以深入研究特定的有吸引力的主题，如舒曼的晚期作品，或美狄亚的表演历史。)”可知，这款学习工具的独特之处在于学习者可以通过此学习工具深入研究特定的、有吸引力的主题。故选A项。
23．细节理解题。根据BookBoon介绍中的前两句“Ifyou’rethelearnertypewholikestextandtextonly,BookBoonisagreatresourceforyou.Itoffersover50millione-booksandtextbooksonjustaboutanysubjectthatyoucanthinkof.(如果你是那种只喜欢文本的学习者，BookBoon对你来说是一个很好的资源。它提供了超过5000万本电子书和教科书，内容几乎是你能想到的任何主题。)”可知，该学习工具最适合喜欢文本学习的人。故选D项。
B
StartinginearlyJanuary,15-year-oldAbbyGagnespentsomeweekendswalkingthroughsnowinthe330acresofwoodsaroundherhouse“tapping”trees.Abby’sfamilyaresugarmakers.Forfivegenerations,herfamilyhavecollectedsapfrommapletrees.TheyboilitdownintothethicksweetsyrupthatNorthAmericanslovetoapplyontheirpancakes.
Abby’sdad,Jasondrillsholes1.5inchesdeepintothetrunksofmaplesinthewoods.Sugarmakerstaponlyoldertrees.Theseareusuallyatleast40yearsoldand10inchesthickatchestheight.Theystickatapintoeachhole,usuallyonepertree.Tapsmadeofplasticareusedforsaptoflowthrough.Theywillcomeoutattheendoftheseason,andtheholeswillreturntohealth.
Plastictubeshookuptothetapsandconnectthemtooneanother.Thesapflowsintoacollectiontankinthewoods.Fromthecollectiontank,theGagnespumpthesapintoama-chinetoremovealotofthesap’swater.Thenit’smovedintoanevaporatorinabuildingcalled“sugarhouse”.TheGagnesmakeafireoutofmaplewoodchips.Thefireheatsthesapandboilsit.Whenitreaches219degrees,thesyrupisreadytobemade.
Syrupispouredintoglassorplasticbottles.But150yearsago,sugarmakersusedtincans.Thesecontainerscouldpreventsyrupfromseepingoutandallowedthemtoshipitfarfromhomeandhelpedmaplebecomeabigbusiness.
SugarmakersshouldthanknativeAmericansfortheirknowledge.Whitesettlersasearlyas1600slearnedthecraftfromtheOjibweandothertribes.Earlynativetechniquesweresimilartothosesugarmakersusenowexceptthattheycollectedsapinbarkbowlsbeforeboilingitoveranopenfire.Eitherway,theresultingmaplesyrupwas,andistasty.
24．WhatdidAbbyhelpdoonweekends？
A．Collectmaplebranches.
B．Drillholesinthewoods.
C．Boilthethicksweetsyrup.
D．Getsapfrommapletrees.
25．Whatisparagraph3mainlyabout？
A．Theneedofwoodchips.
B．Themakeupofmapletrees.
C．Theprocessofmakingsyrup.
D．Thetechniqueofcollectingsap.
