Until i hear from Tom,or see for myself ,that you are really trying to behave better 中that引导什么

题目

Until i hear from Tom,or see for myself ,that you are really trying to behave better 中that引导什么

答案

that.是动词hear,see的宾语从句
译文：直到我从汤姆那儿听说,或是我亲眼看见,你真的是在努力改善表现