Your first paragraph should not be too long, only 3 or 4 sentences:
"
"This is my second school and on the day I joined it I was very nervous...We has left our primary school recently and so I had to change to this new school."
All my bad feelings and first impressions....
It was my second school...
Very nervous...fears...frightened...
Huge and new building...
Students ignoring me...
I felt alone...
Annotations:
This school is very different from my previous one. It has an impressive and big building. There are big playgrounds and a garden at the back. I was very happy to come to this school and had dreams of all the games I would be able to play. And yet I was full of fears. I saw some students walking around and they seemed to be quite different to me.
BUT...
Everything changed....!
They were all as scared as me...so...
Annotations:
We went to our new classroom and met our new tutor. All my classmates seemed as frightened as me...then the bell rang and the teacher left the class. Some students crowded around me asking my name telling theirs, making fun of each other and pulling my leg!"
I felt HAPPY....!!
Annotations:
Soon I was one of them.
Now I love my school and I know that I have met there some of the most important people of my life!"