题目内容：

短文改错

此题要求改正所给短文中的错误。短文中共有10处错误，每句中最多有两处。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

Jenny is one of my classmates but she is always happy to give others hand. When Tracy’s hair was falling out after her treatment for cancer, Jenny wants to do something to help. She knew Tracy was not like being the only one without hair. So, Jenny made a decision. All of us felt great surprised when Jenny had her shoulder-length hair cutting off. But Jenny said she just didn’t want to let her friend to feel alone. Beside, Jenny did this two more times in support of her friends Tracy. “I knew this was the right decision,” she said. “Her heart told me so.”