九年级(全)Units 13-14-【一战成名新中考】2024山东中考英语·教材主题语篇练(人教版)

2024-02-06
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教材主题语篇练·山东英语 九年级(全)Units13~14                  Ⅰ.阅读理解(2023济南历城六中三模)   Cowsproducemuchmethane(甲烷),theworlds secondworstgreenhousegas,astheybreakdown thegrass.Theyarealargesourceofthegreenhouse gasesthataredrivingclimatechange.Nowscien tistshaveshownthepolutionfromcowscanbere ducedbyaddingalitleseaweed(海藻)totheir food. Recently,theresearchersfromtheUniversity ofCaliforniastudied21cowsonafarmforabout fivemonths.Theytaughtthecowstogettheirfood frominsideaspecialhood(罩),whichalowedthe scientiststoknowtheamountofthemethanethe cowsweregivingof.Theyusedasmalamountof seaweed,whichtheymixedwiththecowsfood. Theresultsweresurprisinglygood.Insome cases,thecowsproduced82% lessmethane.The improvementdependedonthekindoffoodthecows weregiven.Eventheworstpolutingcowsproduced 33% lessmethane.Overthefivemonths,the scientistsdidntseeanysignsthatthecowsstomachs weregetingusedtotheseaweedandstartingto producemoremethaneagain.Whatsmore,the cowsthatwerefedseaweedgainedjustasmuch weightastheothercows. Buttherearestilsomebigproblemswiththe ideaoffeedingcowsseaweed.Foronething, theresnotenoughseaweedtofeedalofthecowsin theworld.Sofarmerswouldhavetofigureouta waytogrowlotsofseaweed.Abiggerproblemis thatformostoftheirlives,cowsliveinthefields, wheretheyeatgrass.Thatmeanstheresnochance tofeedthemseaweedeveryday. Stil,itsverygoodnewsthatsomethingassim pleasfeedingcowsseaweedcanhelpreducesomeof thepolutioncausingtheclimatecrisis(危机). 1.Whydidtheresearcherscaryoutthestudy?  B  A.Toimprovethecowswelfare. B.Totesttheefectsoftheseaweedonreducing thepolutionbycows. C.Tomeasuretheamountofmethaneproduced bycows. D.Todiscoverhealthiergrasstoreducethe polutionfromcows. 2.Whatsthethirdparagraphmainlyabout? A  A.Theresultsofthestudy. B.Theprocessoftheresearch. C.Thecontentoftheexperiment. D.Theinformationofthesubjects. 3.Whatisthebiggestchalengeintheresearchers opinion? D  A.Seaweedispretyrareintheworld. B.Itshardtomixseaweedwithgrass. C.Cowsfedwithseaweedgainedweighteasily. D.Cowscanhardlyha

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九年级(全)Units 13-14-【一战成名新中考】2024山东中考英语·教材主题语篇练(人教版)
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