billzhao 发表于 2015-8-26 22:50 ( n# M5 `' P0 C! U5 R owhat 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 6 Z# k8 ~) U( W' z4 @+ gwhat subjects does your child need to improve? I taught math 30, math 20, calculus, physics 30, phys ...
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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 ' g1 K# H3 Z8 a3 r, _" B& ywhat subjects does your child need to improve? I taught math 30, math 20, calculus, physics 30, phys ...