Ставишь после каждого isn't it и отвечаешь
Вот в первом точно нет, во втором вроде да, а дальше сам переводи
School is the place, where you can learn a lot of new things.You can find friends here. But it's not easy to be a pupil. There are a lot of conflicts between boys and girls and it's not good. But you can also find your first love at school.
I think that school years are the best years in our lifes
1)pen - pens, computer - computers, class - classes, paintbrush - paintbrushes, tomato - tomatoes, city - cities
2)you, we, she, they, i, he
3) teacher's, friend's, Adam's, Anna's, John's