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；不能熟练使用过渡词，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 violin.In school'concert,he always plays with me.So we are very happy.Tomorrow is his birthday.I will buy a gift for him.Give him a surprise.I think he is happy.