В косвенную речь.
3. Aunt Polly( to Tom): "Where have you been all this time?"
4.The teacher(to the class):" Who has pen friends?"
5.Robert(to his friend): "What interests you most of all?"

1.Merry said she had gone to London with her sister
2/ My mother asked if I cleaned the room THE DAY BEFORE yesterday
3/Her teacher says she was going to ask me
3.The teacher asked how the acedent happened
4 I asked where he was living then
5. Robert asked his friend what he interested most of all
6. Pete asked his friend who had won the game