“Why did you choose your diary and old letters " her father asked her.这句话变成间接引语：

题目

“Why did you choose your diary and old letters " her father asked her.这句话变成间接引语：
用过去完成时是对的,为什么可以用一般过去时?这句话本身是一般过去时变成间接引语应该用过去完成时,为什么答案还有一种是过去?
Her father asked her why she chose / had chosen her diary and old letters.
为什么用she chose?

答案