Question

They are ______ at the _______ news.

A．frightening, frighten	B．frightened, frightening
C．frightening, frightening	D．frightened, frightened

Answer 1

B

试题分析：句意，他们害怕这个令人恐惧的消息。frightened指人“对……害怕”；frightening指物本身“令人害怕”，故选B。
点评：解答此类题型一定要掌握各个选项的基本用法，总结类似用法的词，例如interested 与interesting。-ed主语使人，-ing主语是物。