Help!Can someone help me check the letter whether it has some wrong.

Tweet

Hello,everyone. I'm a student of a middle school.My English is poor. But I think mylot can help me a lot. Today,I want to ask for help.And thanks for everyone. There was something happened a few days ago.An Spoken English test was held,and I got a high score,but there was someone said that wasn't my true score. I don't what to do and I wrote a letter to my teacher about my ideas. I hope that you can help me check the letter whether it has some wrong or give me some adives about it. Thank you!