你好,答案如下:
常见的是of和for,介词后+动词ing形式或者名词。
1
~ (of sb/sth) | ~ (of doing sth) | ~ (to do sth)
害怕,畏惧(可能受伤害、受苦)
Are you afraid of spiders?
你怕蜘蛛吗?
2
~ of doing sth | ~ to do sth | ~ (that…)
Don't be afraid to ask if you don't understand.
3
~ for sb/sth
I'm not afraid for me, but for the baby.
我担心的不是自己,而是婴儿。
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