From hislook we could see the boy wasof the stranger.A. terrified; terrifiedB. terrifying

问题补充：

From hislook, we could see the boy wasof the stranger.

A. terrified; terrified

B. terrifying; terrifying

C. terrifying ; terrified

D. terrified ;terrifying

答案：

(答案→)A. terrified; terrified

B. terrifying; terrifying

C. terrifying ; terrified

D. terrified ;terrifying

解析：考察形容词用法。Look表情；是与人有关的，所以还是用过去分词转换的形容词修饰。第二空是对主语即the boy进行说明的，使用terrified。结合句意可知A正确。句意：从他害怕的表情，我们可以知道那个男孩子对于陌生人很害怕。