Is this the dictionary () you bought yesterday?A that B wher

A
再问： 解释一下好吗谢谢
再答： 从句中the one与that的区别 在定语从句中 the one 是先行词 that是关系代词 如 this book is the one that you bought for me . that 作定从中bought的宾语 可以省略 就等于 this book is the one you bought for me This is the book that you bought for me