Помогите перевести из прямой речи в косвеннуюWe may buy a car

Помогите перевести из прямой речи в косвенную
We may buy a car next year, said my grandpa.
2. Books written in English-speaking countries are sold everywhere," said the librarian
3, The mass media may become even more power in the next century, said the publisher.
4, "I like travelling from time to time" says my cousin.
5. "You must take your medicine twice a day said the doctor.
6. "It will rain today," said the farmer
7. "Some time ago no one knew about computers," said our teacher.
8. "It's really amazing to read CD books," says Andy.
9. "Sharon is going to come here tomorrow, her mother said to me.
10. "I don't feel lonely thanks to the books I love," says Margaret.
11. "This morning I found some fantastic information on the Internet," said Regina.
12. "What's on tonight?" asked my elder sister.