优秀的作文400字 It’s four years since I become a high school student. During the journey to being adult, I think I have came across various of things. As a highschool student, a lot of things changed for me. First of all, my responsibilities are becoming bigger and bigger. I used to be the one who just followed the others, but I cannot do that now. I have to be brave enough to face different kinds of challenges and make decisions on my own. Meanwhile, I need to show my independent attributes. Another thing is that I need to start pondering over what I am gonna to do in the future, and get prepared for it. Besides, I think my mental ability has been groomed over the years. I used to think that I couldn’t do anything well, but I gradually know that everyone has a talent. Moreover, I know how to calm myself down when I am too emotional. Different kinds of tests have been also a great experience for me, which not only improved my physical endurance but enhance my learning ability too. I have come to recognize that there is no wrong or right to the way of learning, by finding the most suitbale way for learning, it will become more efficient. I have also understood the true importance of friendship. I have met different kinds of people, some are with me for a long time, some just for a short time, but all of them had an influence on me. Also, I found that by sharing different kind of emotion and thoughts, our ties is becoming more and more close as years pass. Overall, the past four years in high school have been one of the most unforgettable experiences of my life. It brought me a lot of knowledge and opportunities to grow up. 本文来源：https://www.wddqw.com/doc/0f1dfbdcd3d233d4b14e852458fb770bf78a3b8c.html