问题描述： It's d___ for the children to swim alone in the river. 1个回答 分类：英语 2014-10-01 问题解答： 我来补答 It's dangerous for the children to swim alone in the river.所以填angerous小孩子独自下河游泳是危险的dangerous就是指危险的 展开全文阅读
