根據要求，使用「afraid」造句如下：
She was afraid of the dark. 她害怕黑暗。
He is afraid to go outside in the storm. 他害怕在暴風雨中出門。
I'm afraid I can't help you with this problem. 恐怕我不能幫你解決這個問題。
Don't be afraid, it's just a small spider. 別害怕，那隻是一隻小蜘蛛。
The little girl was afraid of the big dog and ran away screaming. 小女孩害怕那隻大狗，尖叫著逃跑了。
I'm afraid we have to cancel our plans due to the bad weather. 恐怕我們得取消計劃，因為天氣不好。
She was afraid that she might lose her job. 她擔心會丟掉工作。
I'm afraid your wife had an accident. 很遺憾，你妻子出事了。
He was afraid to fly in a plane. 他不敢坐飛機。
To tell you the truth, I was afraid to see him. 坦白說，我害怕見他。