Complete the sentences about the cat

Cat my favorite animal.

I have a pet. My pet is the cat. Cat is one of the most clever animals in the world.

1 The best thing about school is opportunity to communicate with classmates, make friends and get knowledge. The worst thing is wasting my time on learning things that I will forget soon and never ever use in my life.

2 During my holidays I miss my teachers (well, some of them, but not all) and friends. Surely I can hang out with my friends or chat with them on social networks, but I miss the atmosphere of our classes.

3 If I could change my school, I would let all the schoolchildren use wi-fi and have computers installed in every classroom. I would buy all the necessary teaching aids and devices for every subject taught at our school so that our classes were more memorable and fun. And I would like to limit the number of pupils in one class. It is just too noisy when there are more than 20 pupils in class.

My personal problem   
As I know personal problems can be psychological, emotional or physical. My personal problem is connected with hair loss. I am afraid of it so much. I'm afraid of combing my hair. It worries me every minute. I have very low self-confidence. I`ve become a very angry person. My mind is clouded by negative thoughts. I have a great fear and I don`t know how to get rid of it. I clearly understand that I mustn`t be a good loser! I should be patient. I explained my feelings to friends and family. 
We decided that only a doctor could help me. I asked him for help and advice. He told me that I would recovery, but my treatment should involve such things as medicament, healthy food, and sport activities. And as a result I would less depressed and apathetic. I think it is necessary to think positively