点击查看：大学英语四级考试应用文模板汇总

Dear_____________,
　　Thank you very much for_____________.To be honest,__________.However,the current situation does not allow me to do this.
　　This has been a difficule decision for me,but I have to do this.On the one hand,____________.On the other hand,__________.In view of these,I regret that_____________.I hope this does not bring you much inconwenience.
　　I feel very sorry to disappoint you.If___________,I will __________.I do appreciate your________.Meanwhile,I wish___________.

Sincerely yours
_________

　　英语四级作文预测、英语四级作文范文、四级作文真题汇总>>

　　相关推荐：

　　英语四级考试《作文》复习技巧汇总

　　“裸考”四六级写作核心词汇和模板

　　七大原则助你写出英语四级作文加分句