请问frustrated 与frustrating 有什么不同?

请问frustrated 与frustrating 有什么不同?
请问frustrated 与frustrating 有什么不同?

请问frustrated 与frustrating 有什么不同?
frustrated a.灰心的,沮丧的 (修饰人)
e.g.I felt frustrated at that time.那时我觉得很沮丧.
frustrating a.令人灰心的,令人沮丧的.(修饰物,事件)
e.g.Watching movies to learn English is frustrating because the people speak too quickly.
通过看电影来学英语是让人灰心的,因为剧中人物说话太快了.
类似的还有:interesting令人感兴趣的 disappointing令人失望的；interested 感兴趣的 disappointed 失望的
自测：
All of us were _____at the ____news.
A.frustrated,frustrated
B.frustrated,frustrating
C.frustrating,frustrated
D.frustrating,frustrating
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答：B