题目内容
短文改错
请修改下面的短文。短文中共有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。
We middle school students have had many exams. We have both achieved success and suffered by failure. Different students take different attitudes towards failure.
Some fall in low spirits when they don’t do well in exams. They usually lost heart and no longer study as harder as before. And most students take an active attitude. They encourage them to be self-confident. They find out the causes that they will no longer make up similar mistakes.
As is know to all, failure is the mother of success. Even some great man may have failed many times before they succeed. So we must deal with failure correct.
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)，并在其下面写出该加的词。