求英语翻译，急急！

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My father is a mechanic, he was very satisfied with the work now. My mother is a math teacher, but she wanted to do a chemistry teacher, because she is not good at mathematics. I am a high school student, I want to do biologists, because I'm very interested in biology.
My father is a mechanic, he was satisfied with the work now. My mother was the math teacher, but she wanted to do the chemistry teacher, because she is not good at maths. I am a middle school student, I'd like to do, because I'm biologists biological very interested.
My father is a repairman, and he's very satisfied with his current work. My mother is a math teacher, but she intended to be a chemistry teacher, because math is not really her strong point. I'm a middle school student, and my dream is to become a biologist, for I'm so fascinated by biology.