此题要求改正所给短文中的错误。对标有题号的每一行做出判断：如无错误, 在该行右边横线上画一个钩（√）；如有错误（每行只有一个错误）， 则按下列情况改正：

    此行多一个词：把多余的词用斜线（\）划掉, 在该行右边横线上写出该词,并也用斜线划掉。

    此行缺一个词：在缺词处加一个漏字符号（∧），在该行右边横线上写出该加的词。

    此行错一个词：在错的词下划一横线，在该行右边横线上写出改正后的词。

    注意： 原行没有错的不要改。

I was a high school student then, from low-income         1._________

family. So I have to work to support my family. My        2._________

first one job was to clean the tables in a small restaurant.            3._________

I still remember going there early and felt anxious about 4._________

the new world. I worked harder because I was afraid of    5._________

losing the job. At night, I was sometimes very tired to do              6._________

my homework. And I came to understand that was not        7._________

easy to earn money, and that knowledges could change      8._________

my life. So what I learned from the job, in a hard                      9._________

way, was much more important as what I earned.                          10._________