问题描述: He tried his b___ to study,but still failed he exam. 1个回答 分类:英语 2014-11-01 问题解答: 我来补答 est该句意为 他尽了全力学习 但考试还是失败了这里try one's best to do sth.是尽全力做某事的意思. 展开全文阅读