grammar, listening, reading&writing, pronounce&conversation ݿ .
߰ ſ Ҵ.
grammar ð Ϸῡ . ̹ ϱ ο.
listening emergency Ȳ ܾ ⸦ Ǯ.
reading ο ܾ , а Ǯ.
ɽð̾ Ȩ̿ ֽ ö Ծ.
ð ܾ ϴ ߰, conversation ܾ ؼ ؼ ߴ Ͽ.
Ʈʿ ȭϴ ̾, ణ ־.
ʾ ż ߴ.
ϰ Ǹ Ŀŷ ʹ.
п 3ÿ ڿ п شٰ ؼ .
4 30 5 30б Դ.
ͼ ϰ θ ߴ.