be afraid的四种用法

be afraid of (something/someone)：害怕（某事/某人）例句：She's afraid of spiders.（她害怕蜘蛛。）be afraid to (do something)：害怕做某事例句：I'm afraid to tell him the truth.（我害怕告诉他真相。）be afraid that (clause)：担心（从句）例句：I'm afraid that we won't be able to finish the project on time.（我担心我们无法按时完成这个项目。）be afraid for (someone)：为某人担心例句：I'm afraid for my sister's safety.（我为我妹妹的安全担心。）希望这些例句能够帮助您更好地理解 "be afraid" 这个表达的不同用法。