English classroom activities的用法和樣例：
例句
- The visitors took only a formal interest in the classroom activities.
參觀(guān)者只是表面上對課堂活動(dòng)表示興趣。 - As one of the most often used classroom techniques, research in role playing is quite significant.
作為外語(yǔ)教學(xué)中最常見(jiàn)的一種課堂活動(dòng)手段的角色扮演活動(dòng)，對其的研究確實(shí)具有重要的意義。
