托福成绩等级

R 22-30 High 15-21 Intermediate 0-14 Low

L 22-30 High 14-21 Intermediate 0-13 Low

S 3.5-4.0 Good 2.5-3.0 Fair 1.5-2.0 Limited 0-1.0 Weak

W 3.5-4.0 Good 2.5-3.0 Fair 1.5-2.0 Limited 0-1.0 Weak

具体的评价和建议看OG的appendix 2，里面对应每一阶段有详细的说明。