billzhao 发表于 2015-8-26 22:50 0 k' t0 Z D7 X b! v4 s$ 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 & Z8 s0 J7 l8 P" jwhat 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; i9 d* O8 f( S8 s. b
what subjects does your child need to improve? I taught math 30, math 20, calculus, physics 30, phys ...