11. [2013·河南郑州外国语学校期中]
短文改错(共10小题；每小题1分，满分10分)
改正下列短文中的错误。请根据上下文对标有题号的每一行作出判断;如无错误，在该行右边横线上划一个勾(√);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应加的单词。
此行错一个词：在错词下划一道线，在该行右边横线上写出改正后的单词。
注意：原行没有错误的不要改。
Should students make friends on line? Some of people say yes. 66.
________
The Internet helps make many friends. Chat on line, 67. ________
students can more free express their feelings and opinions, 68. ________
and even get help with their foreign languages studies. Others, 69. ________
therefore, think students should not. They say making friends 70. ________
on line is waste of time, which should be spent more 71.________
meaningfully on study. Beside, some students get cheated on line. 72. ________
It is my opinion students should place their study, health 73. ________
and safety before other things. As for friendship, we can 74.________
readily find them in our classmates and other people around us. 75. ________
短文改错：
