jiào / shì / lǐ / shū / shēng / lǎng / lǎng / ， / xué / sheng / men / rèn / zhēn / de / lǎng / dú / kè / wén / 。

教室里书声朗朗，学生们认真地朗读课文。

The classroom resounded with clear reading voices as the students attentively recited their lessons.