人教版（2024）七年级下册英语 Unit 1 Animal friends Section A 2a-2f 作业（含答案）

人教版七下英语Unit1AnimalfriendsSectionA2a-2f作业一、阅读理解（一）阅读下面短文，从各小题所给的四个选项中，选出一个最佳答案。Dolphins:TheSmartSeaAnimalsDolphinsareoneofthemostpopularanimalsintheworld.Theyareknownfortheirintelligenceandfriendlynature.Theseamazingcreaturesliveintheoceanandarefoundinmanypartsoftheworld.Dolphinshaveasleekandstreamlinedbody,whichhelpsthemswimveryfast.Theycanswimatspeedsofupto30milesperhour.Theirbodiesarealsodesignedtohelpthemdivedeepintothewater.Theycanholdtheirbreathforalongtime,sometimesupto15minutes.Oneofthemostinterestingthingsaboutdolphinsistheircommunicationskills.Theyuseaseriesofclicks,whistles,andbodymovementstotalktoeachother.Scientistsbelievethatdolphinshavetheirownlanguage,andtheycanevenrecognizetheirownnameswhencalled.Dolphinsarealsoverysocialanimals.Theyliveingroupscalledpods.Inapod,dolphinshelpeachother,takecareoftheiryoung,andhuntforfoodtogether.Theyareveryprotectiveoftheirpodmembersandwillevencometotheirrescueiftheyareindanger.Peoplehavealwaysbeenfascinatedbydolphins.Theyareoftenseeninaquariums,performingamazingtricksfortheaudience.However,it'simportanttorememberthatdolphinsarewildanimals,andtheirnaturalhabitatistheocean.Weshoulddoourbesttoprotectthemandtheirenvironment.1Whataredolphinsknownfor?A.Theirbigsize.B.Theirintelligenceandfriendlynature.C.Theirslowswimmingspeed.D.Theirabilitytoliveonland.2Howfastcandolphinsswim?A.Upto10milesperhour.B.Upto20milesperhour.C.Upto30milesperhour.D.Upto40milesperhour.3Howdodolphinscommunicatewitheachother?A.Byusingonlybodymovements.B.Byusingaseriesofclicks,whistles,andbodymovements.C.Byusingonlywhistles.D.Byusingonlyclicks.4Whataregroupsofdolphinscalled?A.Herds.B.Flocks.C.Pods.D.Packs.5Whyshouldweprotectdolphinsandtheirenvironment?A.Becausetheyareverycute.B.Becausetheyarewildanimalsandtheirnaturalhabitatistheocean.C.Becausetheycanperformtricks.D.Becausetheyarenotfoundinmanyplaces.二、阅读理解（二）阅读下面短文，根据短文内容判断句子的正误。正确的写“A”，错误的写“B”。TheLifeofPandasPandasareoneofthemostbelovedanimalsintheworld.TheyarenativetoChinaandarefamousfortheirblack-and-whitefur.Pandasmainlyeatbamboo.Theyspendalotoftimeeatingbecausebamboohasverylittlenutrition,sotheyneedtoeatalargeamounteveryday.Apandacaneatupto40poundsofbambooinaday.Pandasarenotveryactiveanimals.Theyspendmostoftheirtimeeating,sleeping,andrelaxing.Theyhaveaslowmetabolism,whichhelpsthemsaveenergysincebamboodoesn'tprovidemuchenergy.Femalepandasusuallygivebirthtooneortwocubsatatime.Thecubsareverysmallandhelplesswhentheyareborn.Theyrelyontheirmotherforfoodandprotection.Pandasareendangeredanimals.Themainreasonsfortheirendangermentarehabitatlossandlowbirthrates.Manyconservationeffortsarebeingmadetoprotecttheselovelyanimals.PandasarenativetoJapan.()Pandasmainlyeatbamboobecauseithasalotofnutrition.()Pandasareveryactiveanimals.()Femalepandasusuallygivebirthtothreecubsatatime.()Habitatlossandlowbirthratesarethemainreasonsforpandas'endangerment.()三、阅读理解（三）阅读下面短文，从各小题所给的四个选项中，选出一个最佳答案。TheAmazingGiraffesGiraffesarethetallestlandanimalsintheworld.Theyarewell-knownfortheirextremelylongnecksandlegs.Agiraffe'sneckcanbeupto6feetlong.Ithasthesamenumberofvertebraeasahumanneck,buteachvertebraismuchlonger.Theirlongneckshelpthemreachtheleavesontalltrees,whicharetheirmainsourceoffood.Giraffesalsohaveverylonglegs.Theirlegscanbeupto6feetlongaswell.Withtheselonglegs,theycanrunveryfast.Theycanreachspeedsofupto35milesperhourwhentheyareindanger.Giraffesaresocialanimals.Theyliveingroupscalledtowers.Inatower,giraffeswatchoutforeachotherandtaketurnskeepinganeyeoutforpredators.Anotherinterestingthingaboutgiraffesistheirtongues.Theirtonguescanbeupto18incheslong.Theyusetheirlongtonguestogrableavesfromtrees.Giraffesaretrulyamazinganimals,andtheiruniquefeaturesmakethemstandoutintheanimalkingdom.1Whatmakesgiraffesthetallestlandanimals?A.Theirlongtails.B.Theirlongnecksandlegs.C.Theirbigbodies.D.Theirlargeheads.2Howlongcanagiraffe'sneckbe?A.Upto4feetlong.B.Upto5feetlong.C.Upto6feetlong.D.Upto7feetlong.3Whatdogiraffesmainlyeat?A.Grass.B.Fruits.C.Leavesontalltrees.D.Smallanimals.4Whataregroupsofgiraffescalled?A.Herds.B.Flocks.C.Towers.D.Packs.5Howlongcanagiraffe'stonguebe?A.Upto15incheslong.B.Upto16incheslong.C.Upto17incheslong.D.Upto18incheslong.四、阅读理解（四）阅读下面短文，根据短文内容完成表格。TheLifeofLionsLionsareoneofthemostpowerfulanimalsintheworld.Theyareknownasthe“kingofthejungle”.Lionsliveingroupscalledprides.Aprideusuallyconsistsofseveraladultfemales,theircubs,andoneortwoadultmales.Theadultfemalesarethemainhuntersinthepride.Theyworktogethertocatchprey,suchaszebras,antelopes,andwildebeests.Malelionshaveaveryimportantroleinthepride.Theyprotectthepride'sterritoryfromotherlionsandpredators.Theyhavealarge,thickmanearoundtheirnecks,whichmakesthemlookmoreintimidating.Lionsaremosta