目前家长为孩子请家教是一种普遍现象。前几年多见于初、高中学生，现在有些小学生也请家教。父母们如此舍不得花钱和忍心占去孩子的时间，究竟是为什么呢？某中学生英语报正在征文，了解其中原因。请根据下面所给的标题和首段内容，分析慢、中、快三类学生请家教的原因并说明你对家教现象的态度。
参考词汇：
1．慢等生：catch up with sb. ; become dependent on sth.依赖
2．中等生：surpass vt.超过
3．快等生：more competitive 更有竞争力的
注意：
1．词数：100词左右。
2．请在答题卡上作答。
Why Students Have Tutors？Less take one class, either in primary or high school, as an example and divide it into three groups: the slow, the middle, and the fast learners. In the past, the slow learners used to have tutors. Today, however, it seems all of them have tutors for one reason or another.