billzhao 发表于 2015-8-26 22:50 4 Q' S# a8 I- p; x; |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?有问题可以问吗?
billzhao 发表于 2015-8-26 22:50 ( ~, Y) ^3 j( N2 ^what subjects does your child need to improve? I taught math 30, math 20, calculus, physics 30, phys ...
; L4 A9 P4 z! A( g( v- s
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?