问题描述： dail to do one’s 1个回答 分类：英语 2014-12-04 问题解答： 我来补答 fail to do one’s duty没有尽责.fail +不定式具有否定的意思：He failed to see the film.= He didn't see the film.do one's duty尽职责：You should do your duty. 展开全文阅读
