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1、科普环保类阅读理解选编（2）2016高考英语阅读练习——科普环保类ScientistsfromChina,SwedenandtheUnitedStatedhavedevelopedahigh-producingricethatcanreducemethaneemission(甲烷排放),amajorgreenhousegasblamedforglobalwarming,fromricefields,accordingtoapaperpublishedonthelatestissueofNature.Byinsertingabarl
2、ey(大麦)geneintorice,SunChuanxinandhiscolleaguescreatedSUSIBA2Rice,whichstoresmorestarch(淀粉)inthesectionofthericeaboveground,accordingtoapaperpublishedonthelatestissueofNature.Thismeansthegrainswillhavemorestarchwhiletherootwillexudelessnutrientsthatwilllaterbeturnedint
3、omethanebymicrobes(微生物)inthesoil,Sun,whoworkswithSwedishUniversityofAgriculturalSciences,toldXinhua."Itsolvestwomajorproblemsmankindfacesatonetime:environmentaldegradationandtheneedforincreasedgrainoutput,"WangFeng,anotherscientist,said,addingthatthericecancutmethaned
4、ischargebymorethan90percentduringsummerandmorethanhalfduringautumn,as"thericedisplaysagreateremissionreductioneffectinhightemperatures."Meanwhile,small-scaletrialshavealsosuggestedanincreasedoutput:asingleplantofthenewbreedhas300moregrainswithastarchcontent10percenthi
5、gher.Wangsaidtheteamisworkingonapplicationsforthericeindifferentareas,seasonsandusingdifferentfarmingtechniques."It'sstillfarawayfrommassapplication,butatleastweseethelightofhope."Human-inducedmethane,thoughlessabundantthancarbondioxideintheair,isresponsiblefor20perce
6、ntoftheglobalwarmingeffect.Ricepaddiesarethelargestsinglesourceofmethanelinkedtohumanactivity.AccordingtotheMinistryofAgriculture,Chinaproduces209milliontonsofricein2014,or28percentoftheworld'stotalof734million.【小题1】SUSIBA2Ricewillbeamajorbreakthroughbecause_______.A．
7、ittasteswithabarleyflavorB．itwellbalancesenvironmentalprotectionandgrainsincrease-8-C．itcontainsmorestarchthantheordinaryriceD．itgivesofflessmethaneinsummerthaninwinter【小题2】Whatcanwelearnfromthetext?A．ScientistswillsoongrowthenewriceinlargeareasB．Human-relatedmethanec
8、ontributesmosttoglobalwarmingC．ChinamaycontributegreatlytoglobalwarmingreductionD．Ricefieldswillbereducedallovertheworld【小题3
