怎么改这些宾语从句

Did you tell me what was wrong with you.

Miss Green asked Who was the best student in your class

what's wrong with you?(Did you tellme )
应该是（can you tell me吧?）Can you tell me what's wrong with you?
Who is the best student in your class?(Miss Green asked)

Miss Green askedwho is the best student in our class?

1.应该是Could you tell me what;s wrong with you?
2.第二句应该是Miss Green asked who the best student in our class is.