找数学家教,辅导微积分。 + \. D% _1 {4 @7 } U2 ~3 A/ Y F
for high school grade 12 student - Math 31 Calculus 1 ." ?5 X" r. u6 X5 Q6 r4 n
Please send 发短消息 to me, : G$ o5 U# a- }# O$ [* K1 W
or leave your phone number/or email address? 0 X2 i+ J. ~! p u' }5 eThanks,