找数学家教,辅导微积分。 % f4 e. k5 d# N( o/ O1 d+ m8 J* } e: N
for high school grade 12 student - Math 31 Calculus 1 . : w& n* E [ G1 H) d. JPlease send 发短消息 to me, 5 c5 J* s; B( }( b, Vor leave your phone number/or email address?8 D$ F# A c* z/ e; T- I5 n
Thanks,