20．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：在缺词处加上一个漏字符号（∧），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．
Kate was always unhappy about her figure，but she didn't know how to lose the weight．One day，she went to consulting a doctor．The doctor advised her to have a balancing diet and exercise more．So her parents were both busy earning their living and couldn't provide Kate a healthy diet．She often ate fast food which contained too many fat．She knew she ought to eat more vegetables and fruit that were good for her healthy．Luckily，two weeks late，with the help of the doctor，Kate became thinner．He was very happy and became more confidence about herself．
