C.To reduce pollution. D.To save money. 31.Where does the text probably come from?B A.A research plan. B.A science magazine C.A book review. D.A business report. " /> 20.The oldest and most common source(来源) of renewable energy known to man,biomass is one of the most im...
Such practice may save homeowners' money, but it also produces a lot of pollution. So, the best way is to encourage power plants to use it.(一些房主还尝试使用生物质材料制造自己的热量。这种做法可能会节省房主的钱,但也会产生大量的污染。所以,最好的办法就是鼓励发电厂使用它。)”可知,房主自己...
根据最后一段中的“Some homeowners also try to make their own heat by using biomass materials.Such practice may save homeowners' money, but it also produces a lot of pollution.So, the best way is to encourage power plants to use it.”可知C正确。 【4】B推理判断题。根据全文内容可知,本文是...
B.there was a rapid growth of electricity productionC.biomass might become the main energy sourceD.0.5～0.9of power supply came from biomass30.Why does the author encourage power plants to use biomass?___A.To prevent the waste of energy.B.To increase production safety.C.To reduce pollution...
producing power from biomass helps reduce some 11 million tons of carbon dioxide each year. some homeowners also try to make their own heat by using biomass materials. such practice may save homeownerrsquo;s money, but it also produces a lot of pollution. so, the best way is to encourage ...
there was a rapid growth of electricityproductionC. biomass might become the main energysource47. Why does the author encourage powerplants to use biomass?A. To prevent the waste of energy.B. To increase production safety.C. To reduce pollution.D. To save money.48. Where does the text ...
Producing power from biomass helps reduce some 11 million tons of carbon dioxide each year.Some homeowners also try to make their own heat by using biomass materials.Such practice may save homeowner's money, but it also produces a lot of pollution.So, the best way is to encourage power plan...
Concrete (混凝土) is one of the most common building materials in the world. It’s used to build many things, including roads, sidewalks, and buildings. But making concrete creates a lot of pollution. And it uses a lot of sand. Mining for sand creates other problems for the environment....
B.there was a rapid growth of electricity productionC.biomass might become the main energy sourceD.0.5～0.9of power supply came from biomass30.Why does the author encourage power plants to use biomass?___A.To prevent the waste of energy.B.To increase production safety.C.To reduce pollution...
Producing power from biomass helps reduce some 11 million tons of carbon dioxide each year. Some homeowners also try to make their own heat by using biomass materials. Such practice may save homeowner’s money, but it also produces a lot of pollution. So, the best way is to encourage power...