Change the following sentences (statements, general and special questions, requests and commands) into indirect speech. 6. the boy said to his mother, 'i didn't go to the cinema. i stayed at home and had finished doing all the exercises by the time father came.' 7. the children asked the teacher, 'shall we go to the zoo, if it is a nice day? ' 8. my friend asked, 'did you go to the new exhibition yester day? ' 9. the professor said to the young man, 'where have you studied english all these years? ' 10. father said, 'don't forget to close the window before you leave. it's windy outsider. 11. mom said, 'however much you may pretend, i know your true feelings.' 12. the student was upset by the teacher's reaction and asked, 'do you consider my question to be foolish? ' 13. he smiled and said, 'i hope that the knowledge of what he has done will help you.' 14. jane asked, 'have you made all the necessary arrangements for the trip? ' 15. grandma said, 'don't forget to peel the potatoes at six.'