问题描述: ____ and ____ activities can help us keep healthy.上面一题两个括号填什么! 1个回答 分类:英语 2014-11-07 问题解答: 我来补答 (Indoor,室内的) and (outdoor,室外的) activities can help us keep healthy.室内和室外的活动可以帮我们保持健康. 展开全文阅读