1.change these sentences into reported speech. "i played with my little brother yesterday, " he said. she asked, " was this man a doctor ". peter said to this little sister, " you must not open the door ". kate said to me, " i have finished your book. it was interesting ".

He said that he had played with his brother the day before.
she asked if this man had been a doctor
Peter said to his little sister that she couldn't open the door(по-моему это неправильно)
Kate said to me that she had finished my book and it was interesting (тоже не уверена)