在少年宫的暑假绘画培训班要结束之前的一堂课中，我们的主题是学习速写。而我们的模特是我们的同学们，这些画都是在同一天完成的。

On the last class of the summer sketching workshop at the Youth Palace, our task was learning quick sketch. Our models were our classmates, and all these drawings were completed on the same day.