Oil and coal come from the plants and animals that died___of years agoA.billion B.millions C.thousand D.many hundreds

Burning gas ,oil and coal creates air pollution Oil and coal come from the plants and animals that died___of years agoA.billion B.millions C.thousand D.many hundreds we can heat houses and run trains and machines with coal and oil中文意思 Oil and coal come from the plants and animals that died___of years ago A.billion B.millions C.thou理由及答案,不要复制来的!D.many hundreds burning gas ,oil and coal creates air pollution为什么谓语动词用第三人称单数? the burning of gas ,oil,and coal has created acid rain.(as a result of)用passive things like gas,oil ,pertrol and coal 可以有哪个词代替?为什么是fuel而不是pollution? There are coal,oil and metal ______ buried deep in the ground.A.sources B.substances C.resources D.properties Coal and oil are most_materials for the manufacturing of plastics.A artificial B building C raw Dsolid 选哪个?为什么 tom and liming like apples.oil and coal creates是否如果A和B是可数名词则动词用原形,如果为不可数则单 tom and liming like apples.oil and coal creates是否如果A和B是可数名词则动词用原形,如果为不可数则 48.As there is less and less coal and oil,scientists are exploring new ways of making use of ____A.primary B.alternative C.instant D.unique 1、Gas,oil and coal are the most common heating fuels.2、His job consists of helping old people who live alone. the use of coal and coal import and export group As there is less and less coal and oil,scientists are exploring new ways of making use of ______ energy,such as sunlight,wind and water for power and fuel.A.primary B.alternative C.instant D.unique怎么理解 what are the differences between 'hard coal' and 'soft coal' 英语翻译一篇文章,谢谢Most of the energy we use for heating, lighting, transportation and manufacturing (制造业) comes from fossil (化石) fuels. These are carbon-based fuels from oil, coal and natural gas. When we burn these fuels we re