Lǎo / shī / zài / kè / táng / shàng / jiè / shào / le / Yè / Shèng / táo / de / ér / tóng / wén / xué / chuàng / zuò

老师在课堂上介绍了叶圣陶的儿童文学创作。

The teacher introduced Ye Shengtao's children's literature in class.