Question

be scared of/be afraid of/be frightened of 在用法、含义上有什么区别？

Answer 1

be scared of------一下子的，突然的
be afraid of -------经常的，习惯性的
be frightened of ------一下子的，突然的

追问

用法上呢？有没有具体的例句？

追答

1 She is afraid of dogs.She daren't get close to them./ She doesn't dare to get close to them.
2 I was scared of the sight when he came in with blood on his face.== The sight scared me when I saw him come in with blood on his face.
3 The birds were frightened of the sudden noise and flew away== The sudden noise frightened the birds off.
请仔细阅读，反复思考，你就会悟出它们的区别。

Answer 2

be scared of/be afraid of/be frightened of 在用法、含义上有什么区别
be scared of------一下子的，突然的
be afraid of -------经常的，习惯性的
be frightened of ------一下子的，突然的

Answer 3

be frightened of
受到。。。威胁，害怕