Judging from his depression,he _ the result of the competitiom(tell) 从他沮丧的表情判断,他一定被高知比赛结果了.
问题描述：
Judging from his depression,he _ the result of the competitiom(tell) 从他沮丧的表情判断,他一定被高知比赛结果了.
答
答案：must have been told
用must have done的结构表示猜测，又因为是“被告知”，所以要用被动语态。
希望我的回答对你有用！O(∩_∩)O
答
must have been told