Itissaidthatsixtypercentofallenergy
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问题详情:
It is said that sixty percent of all energy________in the world today is being lost as wasted heat.
A.produced B.producing
C.to produce D.having produced
【回答】
解析: 考查非谓语动词。句意:据说现在世界上生产的60%的能源正在以废热的形式流失。分析句子成分可知,produce与其逻辑主语energy之间是动宾关系,故此处用动词的ed形式作定语。
*: A
知识点:非谓语动词
题型:选择题