To our --(surprise),the--(important) of this problem has not

问题描述：

To our __(surprise),the__(important) of this problem has not been known
1个回答 分类：英语 2014-10-30

问题解答：

我来补答
To our _surprise_(surprise),the_importance_(important) of this problem has not been known
令我们吃惊的是,人们不知道这个问题的重要性
再问： importance 是名词?
 
 
展开全文阅读
剩余:2000字
上一页：....详细步骤
下一页：望能尽快解答
也许感兴趣的知识