求翻译一篇作文为英语，作文如下：我的两个妹妹，一个比我小4岁，一个小5岁，但都挺懂事。大妹妹比较深

My two sister and a younger than me 4 years old, a small five years old, but he knows.Big sister is deep, holding a book every day, don't love to talk, but people will nod and smile;Little sister, on the other hand, outgoing personality, something is ok also "ha ha" for a while, a born optimists.I like them very much, they are my good younger sister are not only my good friend.