包括:/ l! f) s( d f
focus 2:Academic listening and speaking skills * i. t2 X' a, ~& N' r2 s y9 T6 {focus on vocabulary8 e6 M1 s7 {4 k$ {' H) y9 v2 g
more reading power(second edition)1 c: p. c" b: f# m# E9 }( D/ ?7 l
focus on grammar 5(third edition) ) G) C' d# [# N; I6 A& {. Igrammar and writing7 d- P$ W( y/ U; p1 g! k$ V- o
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