Chuyển những câu sau sang câu gián tiếp: "I'm sorry, I'm late", she said

Chuyển những câu sau sang câu gián tiếp
1." I'm sorry I'm late," she said" The bus broken down"
2. Mary asked me" Can you tell me why you are so sad"
3. "Will you plese find out when he last wrote to me? " Jane said to her friend
4 . You must decide what you want to do ",she said to her daughter