间接引语从句的从句

题目

间接引语从句的从句
His father said to him,"Don't leave the window open when you are sleeping at night."改间接时when he is还是was sleeping

答案

1. 答案：
His father told him not to leave the window open when he (was sleeping) at night.
2. 解释：
变间接引语时,其所含的从句的时态一般要和主句一起变化,以和主句时态保持一致.除非它是一个事实或真理.