not only maths, i do not think my son had really started on

来源: 于 2018-01-03 17:07:26 [旧帖] [给我悄悄话] 本文已被阅读：次

grammer learning at 7th grade. Also for reading, i do not think a 7th grader can truly understand the meaning of the reading materials.

To me, it is a joke to try to improve sat score for a 7th grader.