主句中的谓语动词是一般现在时或一般将来时, 直接引语变化时, 从句时态保持一致。
He says, “I have finished my homework.” ——He says that he has finished his homework.
She will say, “I’ll do it tomorrow.” ——She will say that she’ll do it the next day
主句的时态是一般过去时, 从句的时态要作相应的变化
一般现在时——一般过去时。一般过去时——过去完成时
现在进行时——过去进行时。现在完成时——过去完成时
过去完成时——过去完成时(不变)。一般将来时——过去将来时
The girl said, “I’m sorry for being late for class.” ——The girl said that she was sorry for being late for class.
He said to me, “I am writing a letter.” ——He told me that he was writing a letter.