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处错误，
句中最多有两处。错误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（^），并在此符号下面写出该加的词。
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。
John, a heavy smoker, once felt bad-tempering．His hands started shaking and he coughs a lot, so he turned to his doctor for help．“Quit smoking,” the doctor advised．Find the advice reasonable from several points, such as money and healthy, John decided to give up smoking．Otherwise, for several hours without a cigarette, John was nervous and had a difficulty concentrating, which made him hungrier for a cigarette．He said to himself, “One more, I will quit it tomorrow．Tomorrow will be a suitable day for me to break off from the bad habit．．．” Then he picked up a cigarette who made him relaxed．Again and again John made up his mind to doing it “tomorrow”．