一、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处语言错误，每句中最多有两处。每处错误仅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：在错的词下划一横线，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。
I am writing to offer my sincere congratulation．You won the first prize in the Chinese Chess Network Challenge．As your friend，I just want you to know how gladly I am at your success．
In last few years，you had shown great interest in Chinese chess．You keep on practicing them every day．Not only have you read much books about Chinese chess strategies，but also you have competed on all kinds of Chinese chess contests．Finally，you succeeded in win the online competition!
I was so very happy that I couldn’t go to sleep last night．I’m eager to play Chinese chess with you at the community club，which we’11 enjoy ourselves．
