billzhao 发表于 2015-8-26 22:50; H! Y! U) j1 X) f
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 22:506 Y1 c0 t4 L/ u) U
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 & y I! O; u3 O R+ bwhat 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?