Writing prompt: Should We Keep Animals in Zoos?

Student essay:
Nowadays, there are more and more endangered animals in the world. In order to protect the animals, so we keep them in zoos. Although this is a good way to protect the animals, and it is not the best life to animals because animals love living in the wild rather than stay in the zoos. Animals will lose their free life if we keep them in the cage instead of living in the wild.
So I think we can't keep the animals in the zoos. We should set the animals who stay in the zoos free in the wild to make them feel free and happy.
It is important for us to keep animals alive. So we must try to protect the animals.

Corrected essay:
Nowadays, there are more and more endangered animals in the world. In order to protect the animals, we keep them in zoos. Although this is a good way to protect the animals, it is not the best life for animals because animals love living in the wild rather than staying in zoos. Animals will lose their free life if we keep them in cages instead of letting them live in the wild.
So I think we can't keep the animals in zoos. We should set the animals who stay in zoos free in the wild to make them feel free and happy.
It is important for us to keep animals alive. So we must try to protect the animals.