假定英语课上老师要求同桌之间交换修改作文，请你修改你的同桌写的以下作文，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．毎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．
During my last winter holiday， I went to countryside with my father to visit my grandparents． I find a big change there． The first time I went there， they were living in a small house with dogs， ducks， and another animals． Last winter when I went here again， they had a big separate house to raise dozens of chicken． They also had a small pond which they raised fish． My grandpa said last summer they earned quite a lot by sell the fish． I felt happily that their life had improved． At the end of our trip， I told my father that I planned to return for every two years， but he agreed．