billzhao 发表于 2015-8-26 22:50 S P+ M# r) ~# P) j Y
what subjects does your child need to improve? I taught math 30, math 20, calculus, physics 30, phys ...
4 P3 U7 K+ i# ~/ t% S, A' W
你也教calculus,我家老大在学这个。你现在在爱城吗?有问题可以问吗?
billzhao 发表于 2015-8-26 22:50 ! j0 J, w4 o; q, B h4 Xwhat subjects does your child need to improve? I taught math 30, math 20, calculus, physics 30, phys ...
1 ^8 E# R$ g% a" d" F( o
你也教calculus,我家老大在学这个。你现在在爱城吗?有学习上的问题可以问吗?