短文改错（共10小题；每小题1分，满分10分）
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。
Dear guests,
On behalf of our school, I would like to express our warm welcome to you. We are luck to have you here in middle of our English Week Activities.
As planning, we have English Talent Show today. The purpose of this program was to develop our interest in English learning and practically abilities in listening and speaking. The program consist of the following activity: recitation, singing, word spelling, story telling and so on. The show will begin at two o’clock in this afternoon at the Student Centre. Dear guests, we are welcome to take part in some activities. I hope we students will benefit from your presence but I sincerely wish you a pleasant time with us. Thank you.