短文改错（共10小题；每小题1分，满分10分）
此题要求改正所给短文中的错误。对标有题号的每一行作出判断：如无错误，在该行右边横线上画一个勾（√）；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。不按上述要求改的不给分。
I was a high school student then, from low-income 76. _____
family. So I have to work to support my family. My 77. _____
first one job was to clean the tables in a small restaurant. 78. _____
I still remember going there early and felt anxious about 79. _____
the new world. I worked harder because I was afraid of 80. _____
losing the job. At night, I was sometimes very tired to do 81. _____
my homework. And I came to understand that was not 82. _____
easy to earn money, and that knowledges could change 83. _____
my life. So what I learned from the job, in a hard 84. _____
way, was much more important as what I earned. 85. _____
