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A
working out
B
having worked out
C
to have been worked out
D
having been worked out
正确答案 :D
解析
【翻译】新技术发明以来,总产量上升了20%。 [考点]非谓语动词 【精析】D分析句子结构可知,前半句应是一个独立主格结构,所以应选用非谓语动词的某种形式。选项中C项结构不正确;主语technique是动词work out的对象,故此处应用被动语态,选项A、B不正确。故本题选D。注意:主句中的谓语动词用的是过去式,所以独立主格结构中应用完成时表示原因。
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