he asked his doctor to tell him whether his operation had been successfulhe asked his doctor to tell him whether his operation was successful请问这句用一般过去时代替过去完成时可以吗?为什么?是语法不可以,还是语意不通?

问题描述:

he asked his doctor to tell him whether his operation had been successful
he asked his doctor to tell him whether his operation was successful
请问这句用一般过去时代替过去完成时可以吗?为什么?是语法不可以,还是语意不通?