您的位置: 首页 > 作业答案 > 英语 > The pen and the ruler is blue.这句话错在哪里? The pen and the ruler is blue.这句话错在哪里? 分类: 作业答案 • 2021-12-03 21:23:35 问题描述: The pen and the ruler is blue.这句话错在哪里? 答 is 改为 are