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标题: [视听材料] 赵丽老师四级语法讲义 [打印本页]

作者: shimianmaifu 时间: 2012-10-23 16:28 标题: 赵丽老师四级语法讲义

赵丽老师四级语法讲义
过去现在将来过去将来
一般diddowill/shall doshould/would do
进行was/were doingam/is/are doingwill/shall be doing/
完成had donehave/has donewill/shall have doneshould/would have done用于虚拟语气
完成进行had been doinghave/has been doing//
赵丽老师四级语法讲义

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