我不再是一个小孩英语作文怎么写?

I don't do anything,do not study hard,let parents worried.But now,I study very hard,also do some housework at home.Help parents do everything in one's power of some things,my grades are slowly improving.I think I have changed,I will no longer be a little naive child.I want to thank mom and dad's cultivation.
我以前不作任何事,不努力学习,让父母很担忧.但现在我力学习,在家还会做一些家务.帮爸爸妈妈一些力所能及的事情,我的成绩也在慢慢的提高.我觉得我变了,我不再是一个什么都不懂的幼稚的小孩子了.