帮我检查一下我的英语作文有没有错.

题目

帮我检查一下我的英语作文有没有错.
My dream
In five years ,I want to be a policeman.Because I think policemen are very mighty and handsome ,so I want to be a policeman in my future.When I was a ten-year-old child,I wanted to be a doctor.Because they can help cure patients,and they work in the hispital.So I had a lot of dream.But now I want to be a vet,because I love animals .I often play with animals.Vets can look after animals and they can work with animals every day.I believe I can be a vet in my future because it is my dream.

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