2024年衡水金卷分科综合卷 老高考英语三全国二卷

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cFarming is destroying the planet,but there could be a much more environmentally friendly wayto feed ourselves:using renewable energy to turn carbon dioxide into food."This is becoming areality,says Pasi Vainikka at Solar Foods,a company that is building the first commercial-scalefactory that will be able to make food directly from CO2.There can be no doubt that immediate attention to find greener ways to grow food is required.Conventional agriculture,including organic farming,causes damage to the environment in manyways.It requires a lot of land,leading to habitat loss and deforestation.It is also the source of athird of all greenhouse gas emissions and releases other pollutants.It isn't very efficient,either.Crops typically transform less than 1 percent of light energy into usable biomass().Instead,Solar Foods plans to avoid photosynthesis(altogether,and grow bacteria thatuse hydrogen as their source of energy.At the factory,renewable electricity will be used to splitwater to produce hydrogen and oxygen.The hydrogen will be added to large containers,where thebacteria grow,along with CO2 and ammonia().The end result will be a yellow powder calledSolein.Solein is made of bacterial cells and is up to 70 percent protein.It can be used as an ingredient inall kinds of foods."We are aiming at replacing animal-sourced proteins,which we think have thehighest environmental impact,"says Vainikka.Compared with plant crops,Solein will use 100 times less water per kilogram of proteinproduced,20 times less land and emit a fifth as much CO2,according to Solar Foods.There are otherbenefits,too:factories could be situated anywhere in the world and production won't be affected byweather conditions."With Solar Foods and other companies scaling up their systems,this is truly beginning a new eraof agriculture,says Dorian Leger at Connectomix Bio in Germany."I think these trends are excitingand will help bend the carbon curve as well as lead to improved global food supply security."28.What is the author's purpose in mentioning conventional agriculture in paragraph 2?A.To demonstrate its influence on crops.B.To compare different farming methods.C.To provide an example of agricultural types.D.To highlight the urgent need for alternatives.29.What is mainly presented in paragraph 3 concerning Solein?A.Its storage condition.B.Its production process.C.Its ingredient materials.D.Its investment potential.30.All of the following are the features of Solein exceptA.it is protein-richB.it is resource-efficientC.its production is weather-sensitiveD.its production is location-independent31.Which statement would Dorian Leger probably agree with?A.The prospect of Solein remains to be seen.B.Solein can help achieve global food safety.C.Solein will dominate the agricultural development.D.The use of Solein may help reduce carbon emissions.英语试卷第5页（共1n而