问题描述: We were surprised that he could _____ work out the hard problem.(easy) 1个回答 分类:英语 2014-11-01 问题解答: 我来补答 easilythat 从句中不缺任何成分,这种情况下,即可.这是填写副词的窍门,楼主记住:当某一句不缺任何成份时,只需填上所给单词的副词就是答案了.而且副词用在助动词(could) 和谓语动词(work out) 之间是最常见的位置了.欢迎追问~ 展开全文阅读