作业帮plan A have proved to be a failure.plan A having proved to be a failure.哪个正确,为什么?
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plan A have proved to be a failure.plan A having proved to be a failure.哪个正确,为什么?
plan A have proved to be a failure.
plan A having proved to be a failure.
哪个正确,为什么?
plan A have proved to be a failure.plan A having proved to be a failure.哪个正确,为什么?
都错误,正确该是：
Plan A has proved to be a failure.
另,prove 不用于被动语态,如：
The rumor proved true.
这谣传结果是真的.
plan A has been proved to be a failure
被动语态，被证明
已经证明A 计划失败