billzhao 发表于 2015-8-26 22:50 5 X, f2 }- x+ |9 Q/ t0 j' L) |( Ewhat 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 % e( ?0 h9 v* d& l* H$ O: V. ewhat 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 . \" a/ f5 E& P- w! D4 H* B" 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?有学习上的问题可以问吗?