包括:. A2 h6 B# {' z0 b8 p- C
focus 2:Academic listening and speaking skills0 j6 U% t G$ R7 L: J1 N6 f
focus on vocabulary' R" l8 l' S$ H
more reading power(second edition) ! P5 @/ K- [; T4 s }focus on grammar 5(third edition) 6 S1 P4 c% N% Y. wgrammar and writing& `8 m1 D6 @ r$ q4 p
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