Question

【题目】New types of energy from the sun, wind and water are not expensive and will never____.

A. put outB. come outC. break outD. run out

Answer 1

【答案】D

【解析】

句意：太阳能、风能和水这些新型能源并不昂贵，而且永远不会耗尽。

A. put out熄灭；B. come out出现，出版；C. break out爆发；D. run out用完，耗尽。根据句意这些能源都是用不完的，故选D。