Turn these sentences into reported speech

Turn these sentences into reported speech 1 "I try to learn hard to pass the entrance exam."
→ My sister said
2 "My students are preparing the hall for their meeting."
→ The teacher informed
3 "Lien dosen't want to go for a picnic tomorrow."
→ Lan told
4 "We bought a special TV which could perform two different channels at the same time last week."
→ My friend told me
5 "Lily will be a talent musician in the future."
→ The music teacher hoped
6 "Science and technology are the keys to develop the country."
→People believed
7 " You have to wear school uniform next Monday," our teacher said
→ Our teacher said
8 "I saw the alien yesterday when I was going out with my friends", the boy said.
→ The boy said that
9 "I have just received a birthday gift from my mother", my friend said to me
→ My friend told me
10 "The story about that happened long ago" she said
→ She said