The machine has been made easier for it.A. to operateB. operatedC. being operatedD. to be

发布时间：2020-08-16 22:40:22

The machine has been made easier for it    .
A. to operate
B. operated
C. being operated
D. to be operated

网友回答

A. to operate
B. operated
C. being operated
(答案→)D. to be operated
解析：考察不定式的复合结构。不定式的复合结构：For sb to do sth；本题从语义上来说又是被动语态，故D正确。
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