问题描述: One day,I saw Bruce _______in tne lake.A swims B is swim C swimming 1个回答 分类:英语 2014-09-19 问题解答: 我来补答 Csee sb doing sth看见某人在做什么O(∩_∩)O 认同请采纳,不懂继续问. 祝学习进步! 谢谢! 展开全文阅读