billzhao 发表于 2015-8-26 22:509 H2 m& e k- b6 @7 K
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& O7 `; \/ N2 Q" Y5 X# m
what subjects does your child need to improve? I taught math 30, math 20, calculus, physics 30, phys ...
! n) C' x0 H F2 I9 r9 y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?