英语短文改错请高手帮我改一下,急用,非常感谢

英语短文改错请高手帮我改一下,急用,非常感谢
I'm a senior 3 student who take the College Entrance Exam soon.now I have a problem in choosing my major.My parents want me to study international business.therefore,my head teacher suggests that Ichose software engineering.As for me,I have a total different idea from them.Iwant to take environmental science for my major so that I can use that I have learned to help improving the environment in my hometown after the graduation.But can I possibly make a decision on my own against the will of my parents and my teavher?I'm writing to you for my opinion.Would you please spare some time to give me some advices?