Ребят безотлагательно ,сделайте задание пожалуйста) Переход от прямой речи к косвенной

1.The pupils said that they studied English. 2. The girl said that she had learned French at school. 3. The man said that he was an engineer. (но можно и: he is an engineer) 4. My aunt said that she would be at home at seven oclock. 5. Mary said that she had been there with her parents. 6. The boy said that he had done his homework. 7. His father said that he didnt speak Spanish. (но можно и: he doesnt speak) 8. The doctor said that he would come again in the morning. 9. The woman said that she hadnt seen Helen there. 10. The children said that they had had lunch at school. 11. The woman said that she had three children. (но можно и: she has) 12. Ann said that she hadnt bought anything at that shop. 13. The boy said that he wasnt hungry at all. 14. The teacher said that Nick didnt know the rule. 15. My friend said that that he hadnt recognized him. 16. The boy said that his name was Paul. 17. The girl said that she was doing her homework. 18. He said that he had been there in 1945. 19. She said that she had seen him at 5 oclock. 20. The teacher said that London is the capital of England. (но можно и: London was)

Примечание: если в косвенной речи упоминается известный факт либо если факты, о которых упоминается в косвенной речи, остались для разговаривающего в истинном либо будущем, то согласования делать необязательно! Но если согласование изготовлено, то это не ошибка!