此题要求改正所给短文中的错误，对标有题号的每一题做出判断：如无错误，在该行右边横线上画（√）：如有错误（每行只有一个错误），则按下面情况改正：
此行多一词：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。
此行错一词：在错词的下面划一横线，在该行右边横线上写出改正后的词。
注意：原文没有错误不要改。
My English teacher was always too absorbed in the text being                   
studied that he never looked u^．He had habit of asking a．              
student to translate the text, and he often choose the same                 
student without realizing them! himself, The student ．out               
of respect, didn't point it out．Before being called so many                
times, the student, his name was Jack, had to ask his friends              
for advices．The next day when the teacher asked Jack to                
translate the text, Jack replying, "He is absent today,                     
because of he has a sick sister to look after at home．                    
"All right," said the teacher, "-you translate the text."