假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10处错误，每句中最多有两处。错误涉及一个单词的增加、删除或修改。

增加：在缺词处加一个漏字符号(∧)，并在其下面写出该加的词。

删除：把多余的词用斜线(＼)划掉。

修改：在错的词下画一横线，并在该词下面写出修改后的词。

注意：1．每处错误及其修改均仅限一词；

          2．只允许修改10处，多者(从第11处起)不计分。

Dear Mary,

I’m glad to hear of you. Learning that you had developed a deep interest in Tang poems, I feel happiness and proud and I’d like to give you a brief introduction to them.

In China, Tang poems are popular with people of all ages. The Tang dynasty is common recognized as the golden age of poetry. During this period, a lot of excellent poems was written. Tang poems are easy to read but recite. Some of them have translated into many foreign languages.

Now that you are interesting in Tang poems, I will send you a collection of Tang poem by post. I hope you will love it.

Best wished!

                                                                                                   Yours,

                                                                                                   Li Hua