小学一年级英语作文:Good friend

正确句子比例很高，但需多多加强从句的使用；希望作者可以加强词汇表达多样性，尤其是高级词汇的积累；衔接成分太少，文章结构欠佳。

Do you know Tom?He is my best friend. Due to he is a clever boy.So his favourite subject is maths.He can not only play the piano but also play the Sun.He played the piano at the concert in the The National Grand Theater on the April first 2015.I think his performance is just good.I am proud with him. Tomorrow is his birthday.I will buy a present for him.Give him a pleasantly surprised.I think he is happy. I am looking forward to playing well with him.