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师：这次考试中有道选择题，是1997年高考文科第（7）题（又见文[1]），大家的选择答案可谓”两边倒”现在请同学们就此题的选择，各抒已见、以理晓人，弄清楚孰对孰错，对在哪里．错在何处；8目设函数y＝f（x）定义在实数民上，则函数y一人x－1）写x一人l－J的图象关于（）（A
Teacher: There is a multiple-choice question in this exam. It is the seventh (7) question in the liberal arts college entrance examination in 1997 (see also [1]). The answer to everyone’s choice can be described as “two sides down.” Now the students are asked to choose this topic. Have seen and reasoned people and figured out what is right and wrong. Where is the error; 8 eyesight function y = f (x) is defined in the real number of people, then the function y a person x-1) write x a person l-J’s image on () (A