billzhao 发表于 2015-8-26 22:50; z4 h' Q' Q6 F+ X j8 S2 J
what subjects does your child need to improve? I taught math 30, math 20, calculus, physics 30, phys ...
billzhao 发表于 2015-8-26 22:500 Y( d3 H8 S* v% w6 G: Z
what subjects does your child need to improve? I taught math 30, math 20, calculus, physics 30, phys ...
( A: f, y( X) H/ U. \2 K' c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?