下面短文中有10处语言错误。请在有错误的地方增加、删除或修改某个单词。
增加：在缺词处加一个漏字符号（∧），并在其下面写上该加的词。
删除：把多余的词用斜线（＼）划掉。
修改：在在错的词下划一横线， 并在该词下面写上修改后的词。
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。
All Senior 2 students of Taizhou High School is going to visit Zhejiang University in two days. According to Mr. L, headmaster of this school, the activity had been held once a year since 2006.
Apart from the students, some of their teachers will also join in, but they will set off at about 7 o’clock and returning at about 4 pm. In the morning, they will visit the new campus of Zhejiang University. In a afternoon, they will have a directly and sincere conversation with some freshmen of the university who just graduated Taizhou High School.
It is believed that this activity will help the students having a good knowledge of campus life in advance, and make them to work hard to achieve our dreams in the near future.