The site adopts a two - way operation system of members , appointment and agency 網(wǎng)站采用會員制和委托代理的雙向拓展運作。
They are n ' t able to express themselves correctly and freely . so , this teaching method can no longer meet the needs for development . teaching is a two - way operation 傳統(tǒng)的語言教學方式是以教師為中心,學生在課堂上是被動的接受者,學生的實際表達能力很差。