英语高手进，求修改短文

I like the job of the foreground, is not a high pay and leisure work. I had ever studied physical education for two years. When I graduated later, I had worked an elementary school for half a year, which Make me feel myself not fit teacher, because I do not like the way of my life is unchangeable, which make me changes view of my life at the time, I pursue the ways of life which change continuously, so I chose the English subject, because I feel that English take up occupation of scope wider than the physical education. I want to learn from good English go abroad do the preparation, my grandfather and grandmother is U.S. citizen with ethnic Chinese, which make me go abroad very convenient. My temporary target can becomes a staff of member at National Gymnastic Committee.
Now, I am a student, it is important for you to study English. I just heighten myself discipline, I can pursue profession of my passion.
有语法错，有用词不当，请高手修改下，谢谢

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