she,written,three,said,books,that,have,she 连词成句注意时态变化
问题描述：
she,written,three,said,books,that,have,she 连词成句注意时态变化
答
She said that she had written three books.
答
唯一要注意的时态变化就是要体现“过去完成时”在句中起到的作用：
She said that she "had" written three books.
她说（过去时）她 “曾经写过” 三本书（发生的时间点比她说这话更早之前）。
had written 过去完成时，因为书更早之前就已经写完。
答
She said that she had written three books.
她说她已经写了三本书了.
答
she,written,three,said,books,that,have,she 连词成句注意时态变化
主句主语：She (她）
主句谓语：said （她说）
引导宾语从句连词:that （只起连接作用，无实际意义,通常可以省略）
宾语从句主语：she （她）
宾语从句谓语：had written （写了）
并与从句宾语：three books（三本书）
整个句子意思：她说，她写了三本书