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1、贵州都匀市2017高考英语一轮完形填空训练（三）完型填空。阅读下面短文，掌握其大意，然后从以下题所给的A、B、C、D四个选项小，选出最佳选项。Everylivingthinginanecosystemdependsinsomewayuponotherlivingandnonlivingthingsintheecosystem・The1ivingthingsinanecosystemare1.producersorconsumers.Producersdon，teatotherlivingthings.Producersmake
2、food・Greenplantsarecalledprimaryproducers・Plantsusenonlivingnutrition,suchas2.chemicalsinsoilandwatertohelpthemmakefood.Theyuseenergyinsunlighttomakefood.Theyalsousecarbondioxideinairtomakefood.Consumersareanimalseating3.1ivingthings.Animals4・onlyeatplantsarecalledh
3、erbivores（食草动物）.Herbivoresareprimaryconsumcrs・Rabbits,mice,5・planteatinginsectsareprimaryconsumers.Animalseatingotheranimalsarecalledcarnivores（食肉动物）.Carnivores6.bearsandhawksaresecondaryconsumers.Ecosystemsalsohavedecomposers（分解者）.Decomposersbreak7.deadplants,anima
4、lsandanimalwastes.Theyturndeadmaterialandwaste8.chemicalnutrition.Plantstakeinthenutritionwiththeirroots.Theyusethenutritiontomakemorefood・【要点综述】这是一篇说明文，介绍了生物圈里生物Z间的依存关系。1.either这里是either…or…的搭配。2.thechemicals在这里表示特指，因为其被insoilandwater修饰。3.other消费者是吃其他的（other）生物的动物。
5、4.that/which引导定语从句,先行词为animals,指物用that或whicho5.andrabbit,mice和planteatinginsects之间是并列关系,所以要用and。6.likelike是介词,作"如，像”讲。7.downbreakdown是固定短语，意为"分解”，通常指化学变化。8.intoturn・・・into…把变成完形填空。阅读下面短文，从魚文后所给各题的四个选项（A、B、C和D）中，选出可以填入空白的最佳选项。Whatarethebasicelementsofgoodinarmers?Cer
6、tainlyastrongsenseofjusticeisone;courtesy（谦恭）isoftcn36morethanahighlydevelopedsenseoffairplay.Afriendofmineoncetoldmeaboutatimehewas37alonganarrow,unpaved（未铺柏油的）mountainroad.38wasanothercarthatproducedcloudsof39,anditwasalongwaytothenearest40highway.Suddenly,ata41pl
7、ace,thecaraheadpulledofftheroad.42thatitsownermighthaveengine”saidtheothertrouble,myfriendstoppedandaskedifanythingwaswrong・“4344withyoursthethatenablesapersondriver,"butyou"veendured（忍受）mydustthisfar;I’11restoftheway>Anotherelementofcourtesyisempathy（善解人意），a45tosee
8、intothemindorheartofsomeoneelse,tounderstandthepainor46thereandtodosomethingtominimizeit・Aman47aloneinarestaurantwastryingtoopenthecapofab
