2019-2020年高中英语Unit3Underthesea单元质量评估新人教版选修

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1、2019-2020年高中英语Unit3Underthesea单元质量评估新人教版选修第一部分　阅读理解(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，从每题所给的四个选项(A、B、C和D)中，选出最佳选项。Inthe19thcenturyAmericansfromtheeasternstatesmovedoutwesttosettleintherichnewlandalongthePacificCoast.Themostdifficultpartoftheirtripwascr

2、ossingthe“GreatAmericanDesert”inthewesternpartoftheUnitedStates.Thewesterndesertcanbeverydangerous.Thereislittlewaterandtherearefewtrees.Butthedesertalsohassceneryofgreatbeauty.Talltowersofredandyellowstonesrisesharplyfromtheflat，sandyvalleyfloor.AtLakePowe

3、ll，theredstonearch(弓形)ofRainbowBridgeriseshighabovethebluelake.ManyareasofLakePowell'sshorecanonlybereachedbyboatoronfoot.ButhikerssometimesfindveryoldnativeAmericanpictures，paintedontherocks.InDeathValley，California，thesummertemperaturerisesto130—165degree

4、sFahrenheit.Thereislessthantwoinchesofraineachyear.Inthe1800s，manytravellersdiedwhentheytriedtocrossthiswaterlessvalleyintheterribleheat.Althoughthedesertisdryandseemsempty，thereisplentyoflifeifyoulookclosely.Smallinsects，snakes，andratshavelearnedtoliveunde

5、rgroundandeoutatnightwhenitiscool.Plantslikecacti(仙人掌)whichneedverylittlewaterlivehere.Whenitrains，suchplantsgrowquickly，andflowersopeninasingleday.Forashorttime，thedesertiscoveredwithbrilliantcolours.ModernvisitorstotheGreatAmericanDesertdon'thavethesamepr

6、oblemsasearlytravellershad.Theyhaveairconditioningandcancarryplentyofwaterintheircars.Theyenjoythechangefromthecrowdedcity.Andthereisnothingmorebeautifulthanthecolourofadesertsunset.【语篇解读】　介绍了美国大沙漠的情况。虽然干旱少雨，但是却也有生命存在。1．Inthe19thcentury，whentheAmericansmove

7、dfromtheeasttothewest，theymustgothrough________．A．thefortablePacificCoastB．theattractivesceneryC．thesuitableplaceD．theterribledesert解析：推理判断题。根据第一段最后一句和第二段第一句可知，他们必须穿越一个条件很恶劣的沙漠。答案：D2．Thefifthparagraphmainlytellsusthat________．A．onlythoseplantswhichneednowat

8、ercanliveinthedrylandB．althoughthedesertisverydry，there'restillsomeanimalsandplantsinthedesertC．itrainsonceortwiceeachyearaveragelyinthedesertD．travellerscanoftenseethatthedesertiscoveredwithbrilliantc