Don't laughed at me

I am a high school student . My English not so good ,but also not so bad . My English grammer is so poor ,but my spoken English is pretty well and my English teacher said that I can become a guider when I graduat school. I want to go aboard to study , but I know , if so ,I must study English harder and harder after all ,especially grammer. If you read this passage you may find there are so much grammer mistake .Please don't laughed at me........