afraid的用法和固定搭配

　　afraid的意思是害怕的;恐怕;担心的，它有多种用法和搭配，如：afraid of sth/sb(怕某事/某人)，afraid of doing(怕做某事)，afraid for sb/sth(为某人/某事担心)。

　　一、Afraid of doing表“担心、害怕发生某事，但此事未必会发生”，例如：

　　1.You need not be afraid of being punished。你不必害怕被惩罚。

　　2.He is not afraid of dying。他不怕死。

　　3.She seems awfully afraid of losing her job。

　　二、Afraid to do则表示“由于害怕而不愿意去做某事”。Be afraid to do sth=fear to do sth(害怕做某事)。

　　1.Don't be afraid to ask questions。不要不敢提问题。

　　2.She was afraid to leave her room。她不敢离开她的房间。

　　三、be afraid of sth/sb(害怕某物/某人)

　　1.She is afraid of this dog。 她害怕这只狗。

　　四、afraid for sb/sth的意思是“为某人/某事担心”。

　　he was afraid for the little boy.