he must have read this book yesterday?反问?did not he?have not he?为什么

he must have read this book yesterday?反问?did not he?have not he?为什么
he must have read this book yesterday?反问?
did not he?have not he?为什么

he must have read this book yesterday?反问?did not he?have not he?为什么
didn't he
这类题目要不能光看must后的单词,因为句中有yesterday,所以是过去式,前面肯定,后面否定,就是didn't he 了

have not he?可能要好些．
不过，我也见过用didn't he? 的文章． 个人喜欢这个，因为这是在说过去的一个事实．