问题描述: 改错题Can you tell me how many colors are three in this picture. 1个回答 分类:综合 2014-11-10 问题解答: 我来补答 1.Can you tell me how many people there are in your family?(宾语从句中必须用陈述语序) 2.I didn't know how to ride a motor-bike. 展开全文阅读