Answer:
Sergey had headache because she knocked her head against the wall.
My is the personal pronoun here. Because when you say "my room", it means you possess that room and the personal thing here is your room.
Answer:
ok I LÒVE YOU TOO muah haha
Answer:
Nature's Most Usefull Energy Source: The Sun
The Sun is more than just hot... It's clean energy!
Explanation:
I provided two different titles so you can choose if you like either of them.
Hope this helps!