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不及物动词为什么没有被动语态?是什么词变成被动语态时要加to呢

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/05/15 23:47:59
不及物动词为什么没有被动语态?是什么词变成被动语态时要加to呢
使役动词 make let have help
eg: He made me laugh. I was made to laugh by him.
)不及物动词 本身意义完整后面不须跟宾语
eg: Birds fly.(不及物)
She has done( her homewoke). Her homewok has been done .