Question

9.             ，he must be exhausted after climbing up to the top of the mountain, (judge)

从他的表情来看，在爬到山顶后，他一定精疲力竭了。

Answer 1

9. Judging from / by his expression考査分词作状语的用法。judge from / by表示"从……来判断"，在句首作状语时，形式为judging from / by。