描述节日活动：We... at/on... — 英语选择题
题目
阅读下面的节日安排：在春节（the Spring Festival），人们吃饺子（dumplings）；在儿童节（Children's Day），人们唱歌、跳舞。儿童节是6月1日。下面哪一句描述是正确的？A. We eat dumplings at June 1st. B. We sing and dance on June 1st. C. We sing and dance at the Spring Festival. D. We eat dumplings on Children's Day.