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：在错的词下画一横线，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。

It is known to all what sport is of great importance to us. Most people opinions about their favorite sport vary. Personal, I like swimming most and the following is my reasons. First, it's the affordable sport. Even though you have to buy an admission ticket, but it isn't pricey. Second, swimming is very benefit to your heart and lungs. In addition its physical benefits, swimming is also a way to relax. I always desire to staying in the pool in summer. In conclusion, swimming can give your peace of mind to continue with your day.