英语（人教版必修4）练习Unit2Exercise1WarmingUpReading

Unit2Exercise1(建议用时：15分钟)阅读理解APeoplecan’tsurvivewithoutfood.Longago,earlypeoplecouldn’tgrowcrops,sotheyhadtolivebyhuntinganimalsandgatheringgrains.Afteratribe(部落)hadlivedinanareaforsometime,itsfoodsupplywouldbegintoreduce.Thenthetribehadtomovetonewhuntinggroundswheretherewasmorefood.Thiswayoflifecausedspecialproblemsforthetribes.Theywereforcedtodependonluck,aswellasontheirhuntingskills.Iftheycouldfindnogame,_thewholetribewouldbeindangerofstarving.Andwhenthehuntershadgoodluckoneday,theywerenotsuretofindgamethenexttime.Thetribesmovedoftenbecausemuchlandwasneededtosupporttheirpeople.Astimepassedby,peoplelearnedthattheycouldgrowtheirfood.Atfirst,thewomenoftribescollectedpatchesofwildgrain.Later,peoplediscoveredthattheycouldplanttheirownseeds.Farmingslowlybecameawayoflife.Aspeopleturnedawayfromhuntingtofarming，theirlifechanged.Whenthefoodsupplybecamericherandricher,theynolongermovedfromplacetoplace.Thesuccessoftheircropsdependedpartlyontheweather,buttherewerealsothingstheycoulddotohelpcropsgrow.Inthepast,atribehadtotravelmanymilesforfood.Now,onlyasmallamountoflandwasnecessarytofeedthewholetribe.Theearlytribecouldgrowinsizebecausefarmingprovidedawaytofeedpeople.[语篇解读]人要生存就离不开食物，我们的祖先最初是靠种植来获取食物吗？阅读本篇了解一下种植是如何成为人类一种生存方式的。1．Whydidtheearlytribesmovesooften?A．Theyenjoyedtravelingaround.B．Theyhadtofindenoughfood.C．Becauseofthebadweathertheydidnotliketostayinoneplace.D．Theylikedtogohuntingeverywhere.解析：细节理解题。根据第一段第三、四句“Afteratribehadlivedinanareaforsometime，itsfoodsupplywouldbegintoreduce.Thenthetribehadtomovetonewhuntinggroundswheretherewasmorefood.”可知，答案为B。答案：B2．Theunderlinedword“game”inParagraph2probablymeans“________”inChinese.A．游戏 B．比赛C．野味 D．赌博解析：词义猜测题。根据第二段第二、三句“Theywereforcedtodependonluck，aswellasontheirhuntingskills.Iftheycouldfindnogame，thewholetribewouldbeindangerofstarving.”可知，他们主要靠幸运活下来，如果找不到野味(猎物)，整个部落会处于饿死的危险境地。由前面hunting便知答案为C。答案：C3．Whenfarmingprovidedenoughfoodtopeople，________.A．thewomendidn’tdoanyworkatallB．thetribecouldgrowlargerandlifebecamesteadyC．theydidnotmoveatallD．theynolongerwenthunting解析：细节理解题。根据文章最后一句“Theearlytribecouldgrowinsizebecausefarmingprovidedawaytofeedpeople.”便知B项内容正确。答案：B4．Fromthepassagewecaninferthat________.A．earlytribeslikedmovingfromplacetoplaceB．huntingwasinterestinginearlydaysC．thechangefromhuntingtofarminghappenedveryquicklyD．lifewashardandunsteadyforearlytribes解析：推理判断题。从第一段中得知，“一个部落在某一地区居住一段时间后，食物量不断减少，该部落不得不搬到有更多食物的地方”；从第二段中得知，“他们主要靠幸运活下来，如果找不到野味(猎物)，整个部落会处于饿死的危险境地”，因此对早期的种族来说，生活是艰辛的，不稳定的。答案：DBScientistsaretryingtomakethedesertsintogoodlandagain.Theywanttobringwatertothedeserts,sopeoplecanliveandgrowfood.Theyarelearningalotaboutthedeserts.Butmoreandmoreearthisbeingdesertsallthetime.Scientistsmaynotbeabletochangethedeserts.Scientiststhinkthatpeoplemakedeserts.Peoplearedoingbadthingstotheearth.Someplacesontheearthdon’tgetverymuchrain.Buttheystilldon’tbeedeserts.Thisisbecausesomegreenplantsaregrowingthere.Smallgreenplantsandgrassareveryhelpfultodryplaces.Plantsdon’tletthehotsunmaketheearthevendrier.Plantsdon’tletthewindblowtheearthaway.Whenalittlebitofrainfalls，theplantsholdthewater.Withoutplants,thelandcanbeeadesertmuchmoreeasily.[语篇解读]由于土地沙漠化，农田面积在减少，如何使沙漠变良田，植被作用至关重要，科学家们正在为此努力。5．Smallgreenplantsareveryimportanttodryplacesbecause________.A．theydon’tletthesunmaketheearthevendrierB．theydon’tletthewindblowtheearthawayC．theyholdthewaterD．alloftheabove解析：细节理解题。由原文第二段内容可知，A、B、C三项均可，所以选择D项。alloftheabove表示“以上所有的(选项)”。答案：D6．Landisbeingdesertslittlebylittlebecause__________.A．plantscan’tgrowthereB．thereisnotenoughrainC．peopledon’tdowhatscientistswishthemtodoD．scientistsknowlittleaboutthedeserts解析：推理判断题。阅读第一段可知，只有C项符合现实。答案：C7．Whichisthemainideaofthefirstparagraph?A．Scientistsknowhowtochangedesertsintogoodland.B．Landisbeingdesertsfasterthanscientistscanchangeitbackintogoodland.C．Ifscientistscanbringwatertodeserts,peoplecanliveandgrowfoodthere.D．Moreandmoreplacesarebeingdesertsallthetime.解析：段落大意题。由第一段和现实可知，土地沙漠化的速度要比科学家尽力使沙漠变良田的速度快，B项概括完整。其他三个选项都很片面，不能概括整个段落的含义。答案：B8．Afterreadingthispassage,welearnthat________.A．plants