Ответ: «I am going to the theatre», he said to me.
Ответ: He said to me that he was going to the theatre. в 6 предложении пропустила (n) в didn`t
Ответ: 1) He said that he had received a letter from his uncle.3) Mike said that he has spoken to Mr. Brown that morning.4) He said to her that he would do it.5) Misha said that he has seen them at his parent`s house.6) She said that she did`t go to that shop very often.во 2 предложении ( ye) не понятно кто.