billzhao 发表于 2015-8-26 22:50! V! q- V" E+ I# Y
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 22:509 d$ s0 R4 f8 Q# J
what subjects does your child need to improve? I taught math 30, math 20, calculus, physics 30, phys ...
% s% m. H& |! b7 h' m' }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# l; r$ R& n3 W+ y6 j) l& q
what subjects does your child need to improve? I taught math 30, math 20, calculus, physics 30, phys ...