英语上的问题 搞不懂 not be afraid of 和 be not afraid of 的区别 急 急 急

be afraid for和be afraid of的区别 急,求几十个意思相近的英语短语 如：be afraid of 、be terrify of Be not afraid of和don't be afraid of区别 be afraid of be afraid on be afraid to be afraid at 的区别 be afraid of doing 和be afraid of do的区别 be afraid to 和 be afraid of 的不同 be afraid和be afraid of 的意思是什么? be afraid of和be afraid的用法 be afraid to,be afraid of,be afraid that的区别 be afraid of/to的问题用法 be afraid to do和be afraid of doing的区别, be afraid to do sth 和be afraid of doing sth 的区别?