假如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：在缺词处加一个漏词符号（∧），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：在错的词下面划一横线，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。
An old man has been waiting at the bus stop. After a few minutes, the bus arrived but did not stop. The man who thought it would stop a bit far so he started running after the bus. Fortunately, the bus never stopped. The man kept follow the bus until he realized that he arrived home. The man was so happy that he could save a bit money. He happily told his wife, “Honey, today I ran after the buses until arriving home. I didn’t have to pay the fee. “Surprisingly, the wife blamed his husband,” Do you know how many you could save, if you ran after a taxi ? ”