billzhao 发表于 2015-8-26 22:50 ! c# d, u; U/ O0 G" j2 {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 22:50 ; |2 U# [. H2 T9 t; `, m5 m* }) ~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 22:50 " t* y# l/ |9 a' h) U! M2 }what 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?有学习上的问题可以问吗?