包括:( L5 {: H: f. S
focus 2:Academic listening and speaking skills( D2 K6 T# Y5 p: \0 Q9 {
focus on vocabulary4 { y% Z% T) h9 x! k w! O
more reading power(second edition)4 O2 U2 Z& `! O1 k% V# ^
focus on grammar 5(third edition)( b, o+ u t: v: w
grammar and writing / D# z1 P. Y. j! l3 a& e联系:862-4883