billzhao 发表于 2015-8-26 22:50 5 E8 y6 \4 G/ n9 f: jwhat subjects does your child need to improve? I taught math 30, math 20, calculus, physics 30, phys ...
8 }1 F, a$ d' v Z' b5 Y/ }; `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 5 I: e5 C q9 n* ^5 J" z* fwhat subjects does your child need to improve? I taught math 30, math 20, calculus, physics 30, phys ...