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：⒈每处错误及其修改均仅限一词；
⒉只允许修改10处，多者(从第11处起)不计分。
Notice
Our school will hold a English knowledge competition, focus on American history and culture. The competition will be held in the hall of us school on October 10th from 3:00 to 5: 00 at the afternoon. Three local teachers and one foreign teacher will be our honorable judge. Those want to take part in the competition should sign up at the office of the Student Council before the September 10th. Students in our school is welcome to join in the competition. Please trying your best and get ready in time. We hope you will have a good knowledge of America through the experience.
Wish you successfully!
Student Council
