来源：学生作业帮 编辑：作业帮 分类：英语作业 时间：2024/05/09 08:06:07
能解释下过去完成时吗
通俗点
过去的过去,注意特定的时间状语,间接引语等的用法
举例说明
1,when arrived,he had left
2.I had learnde 3000English words by the end of last month
3.Before last weekend ,he had never come to see me
4.He said he had returned the book to he
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