be afraid of和be afraid to區別：
壹、意思不同：
1、be afraid of doing/sth. 意為害怕，恐怕，擔心
例句：I used to be afraid of the dark.
我以前害怕黑暗。
2、be afraid to do sth. 意為不敢做……事
例句：Second, trust your ability. Don't be afraid to speak. Don't be trapped by shyness.
第二，相信妳的能力，不要害怕說，不要被羞怯困住。
擴展資料：
相關例句：
1、Go?ahead!?There's?nothing?to?be?afraid?of.?
幹吧！沒有什麽可怕的。
2、It's?very?healthy?to?be?afraid?when?there's?something?to?be?afraid?of.?
不逞匹夫之勇是很明智的。