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We have studied English for 3 years.被动语态为什么是 English has been studied fou 3 years by us 而不是 English has been studied by us for 3 years?

题目详情
We have studied English for 3 years.被动语态
为什么是 English has been studied fou 3 years by us 而不是 English has been studied by us for 3 years?
▼优质解答
答案和解析
其实都是可以的,都是对的哈