As there is less and less coal and oil,scientists are explor

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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

根据意思看选B,随着煤和石油的数量减少,科学家在寻找替代能源,例如太阳能,风能和水能.只有alternative有另一种,另外,其他的意思.所以选B.

As there is less and less coal and oil,scientists are explor There is less and and less creativity these days 意思翻译：oil prices are soaring and it looks less and less likely the water is less and less less and less 翻译 less and less There are coal,oil and metal ______ buried deep in the groun As more and more oil is used up,scientists have begun lookin smaller and smaller和less and less 关于less and more LESS AND 英文翻译 less pollution and