1 . 下面是一段短文，请你对其进行修改。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：在缺词处加一个漏词符号（∧），并在此符号下面写出该加的词。
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。

With the 100th anniversary of our school approached, we are going to hold an exhibition in celebrate of it. We sincerely hope that all students will provide artworks to celebrate its birthday.

Firstly, we will be happy to see photos of different school activities which had left a deep impression with you. However, you can write Chinese poems, sharing with your sweet experiences of school life. Paintings also preferred. Whatever your works are, they will show your talents on the occasion. Lastly of all, it is a good opportunity to express your best wishes to the school as well as display our colorful school life.

Please submit your work before January 30th to the mailbox, xx7788@ 163.com.