billzhao 发表于 2015-8-26 22:50 ( U8 x' b8 V: U3 q8 vwhat subjects does your child need to improve? I taught math 30, math 20, calculus, physics 30, phys ...
billzhao 发表于 2015-8-26 22:50 {' p u m( f9 a) }& iwhat subjects does your child need to improve? I taught math 30, math 20, calculus, physics 30, phys ...
7 W8 @; X; Z5 o6 J! I, s5 {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?