作者词汇表达较为熟练,学术词汇使用不是很多;衔接成分太少,文章结构欠佳;采用了一些简单的从句。
Dear Jonh It's extremely kind of you for inviting me to have a dinner.Ufortunately,it's a pity that I am not available to make it. The reason why I can't accept your invitation is that I'll be busy preparing for an important exam in the day after tomorrow. Too serious to fail,I must concerntrate on it totally this evening.And I'm quiet sorry that I breaking your plan of joy. Whatever,I hope that you can have a good time with your family,what's more ,we might as well appoint a proper time to connect with each other on it. Yours sincerely. Li Hua.