1) 1. Mary asked Pete, if he can speak any foreign languages.
2. Tom asked Sue about the exams she's going to pass this year.
3. She said that she's learning Spanish.
4. She said that she wouldn't go to Japan.
5. She said that he's leaving next week.
2) 1. You must be practicing more if you want to win the race.
2. She doesn't mind getting up early.
3. If a job is worth doing, it's worth doing well.
4. I would prefer playing darts rather than playing cards.
5. You have to be courageous if you want to try rock climbing.
3) Третье задание тебе вроде бы не нужно, как я прочитал в комментариях. Но если тебе все-таки нужно, обращайся. Всегда рад помочь!