1 . 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。

Two years ago, my friend Tom devotes himself to pet cure work. He and his pet dog naming Angel would go to the hospital three time every week. Angel was such clever that all the patients liked her, especially the kids she had worked with them. One day, a man who lost his ability to move asked to train his muscles with pet Angel by his doctor. For everyone's amazement, the man succeeded at last. The man's wife was very excitedly so she bought a lot of delicious food to treat Angel, what made Angel quite happy. Up to now, Angel has helped the number of people in need.