从HI版处直接搬来
看看北美三年级孩子的阅读速度是什么标准：每分钟
People WPM
3rd grade students 150
4th Grade Students 170
8th Grade Students 250
11th Grade Students 350
Average Adults 300
Low Scoring College Students 340
Average College Students 450
High Scoring College Students 800
Mid Level Executives 340
High Level Executives 575
College Professors 680
High School Dropouts 240
