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2021届广州市第八十九中学高三英语下学期期中试卷及参考答案
第一部分阅读（共两节，满分40分）
第一节（共15小题；每小题2分，满分30分）
阅读下列短文，从每题所给的A、B、C、D四个选项中选出最佳选项
A
TheInternetcanprovideawealthofeducationalresourcesforsmallchildren,ifyouknowwheretolook.EnchantedLearning
Enchantedlearningisagreatwebsiteforchildren,andIknowseveralteacherswhorelyonitformaterialsfortheirclassrooms.Mostoftheinformationisfree,butfor$20.00peryear,youcanpurchaseamembershipthatallowsyoutohaveaccesstothesitewithouttheadvertising.Thepagesherearegreat.Therearecolor1edpagesandworksheetsfortoddlers(学步儿童andschool-agechildren.
Starfall
Starfallisanothergoodeducationalwebsiteforsmallchildren.Teachersoftenusethiswebsiteinclassrooms.Itemphasizesreadingskillsforearlylearners.Thewebsiteisaimedatfirst-grade-levellearners,butithastoolsthatcanhelpallchildrenfrompre-Ktosecondgrade.Thewebsitehasreadingactivities,worksheetstodownload,andastorewhereyoucanpurchaseeducationalmaterialsforyourchildren.
SesameStreetWorkshop
KidsloveSesameStreet,anditisalwayseducational.Thisisoneofthefunniestwebsitesonlineforchildrenbecauseitisverywellanimatedandhasgreatsoundeffects.Thewebsitehasgamesandstoriesforsmallkids,andtheycancreatelettersatthepostofficeandmailthemtotheirfavoritecharacters.1.WhydoesEnchantedLearningofferpurchasingmemberships?A.Chargingfortheinformation.B.Chargingfordownloadingmaterials.C.Givingaccesstothesitewithouttheads.D.Providingunlimitedsearchformorepages.
2.Wherecanyoubuyeducationalmaterialsforyourchildren?A.EnchantedLearningB.Starfall
C.SesameStreetWorkshopD.Coloredpages3.Whatisthepurposeofthistext?
A.Tointroduce.B.Todiscuss.C.Topersuade.D.Toeducate.

B
Expertsarewarningabouttherisksofextremelypicky(挑剔的eatingafterateenagerlivingonadietofchipsandcrispsdevelopedlastingsightloss.EyedoctorsinBristolcaredforthe17-year-oldafterhissighthadgonetothepointofblindness.Testsshowedhehadseriousvitamindeficiency(缺乏.Dr.DenizeAtan,whotreatedhimatthehospital,said,“Hisdietwasbasicallyaportionofchipsfromthelocalfishandchipshopeveryday.Healsousedtosnackoncrispsandsometimeswhitebreadandham,andnotreallyanyfruitandvegetables.”
Theteenagersawhisdoctorattheageof14becausehehadbeenfeelingtiredandunwell.AtthattimehesufferedfromvitaminB12deficiency,buthedidnotstickwiththetreatmentorimprovehispoordiet.Threeyearslater,hewastakentotheBristolEyeHospitalbecauseofprogressivesightloss.
Hewasnotoverweightorunderweight,buthehadlostmineralsfromhisbones,whichwasreallyquiteshockingforaboyofhisage.Intermsofhissightloss,hemetthestandardsofbeingblind.“Hehadblindspotsrightinthemiddleofhissight,”saidDrDenizeAtan,“Thatmeanshecan’tdriveandwouldfinditreallyarduoustoread,watchTVorrecognizefaces.”
DrDenizeAtansaidthatparentsshouldlearnabouttheharmthatcanbecausedbypickyeating,andturntoexpertsforhelp.Forthosewhoareconcerned,sheadvised,“It’sbestnottobeanxiousaboutpickyeating,andinsteadcalmlyintroduceoneortwonewfoodswitheverymeal.”Shesaidmultivitamintabletscansupplement(补充adiet,butcannottaketheplaceofeatinghealthily.“It’smuchbettertotakeinvitaminsthroughavariedandbalanceddiet,”shesaid,addingthattoomanycertainvitamins,includingvitaminA,canbeharmful,“soyoudon’twanttooverdoit.”
4.WhatdoesDrDenizeAtanimplyinparagraph1?A.Thedietoftheboyisnotbalanced.B.Fruitandvegetablesarerichinvitamins.C.Pickyeatingiscommonamongteenagers.D.Thecauseoftheboy’sdiseaseisunknown.
5.Whydidtheboygotoseehisdoctorattheageof14?A.Toimprovehispoordiet.B.Togetsomehelptoloseweight.C.Tobetreatedforhisdiscomfort.D.Toslowdownhisprogressivesightloss.
6.Whatdoestheunderlinedword“arduous”inparagraph3probablymean?

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