包括:$ e$ ~$ N k5 Q; A: z, R
focus 2:Academic listening and speaking skills4 L" T) f1 h8 L1 J! a+ Z
focus on vocabulary: o. Y; o E! c5 H
more reading power(second edition)! ^( P0 Y# E f* q
focus on grammar 5(third edition)9 _4 N8 T- A; y0 k
grammar and writing 1 D* N9 G- [4 _9 f/ ?8 L联系:862-4883