Question

【题目】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.primaryB.alternativeC.instantD.unique

Answer 1

【答案】B

【解析】

考查形容词词义辨析。句意：由于煤和石油越来越少，科学家们正在探索利用可替代能源的新方法，如太阳能、风能和水作为能源和燃料。A. primary首要的, 初期的；B. alternative可选择的, 可替代的；C. instant立即的, 迅速的；D. unique独特的。根据“As there is less and less coal and oil”可知，石油和煤都越来越少，只好使用一些其它可替代这些燃料的东西。故选B。