▲be hopeful about 对……充满希望
He is absolutely hopeful about the future. 他对前途非常乐观。
Sometimes I am quite hopeful about the situation. 有时我对形势抱有很大希望。
▲be mad about 狂热地迷恋，对……很热衷
She was mad about the stage. 她狂热地迷恋舞台生活。
He’s mad about football. 他对足球着了迷。
▲be nervous about 对……感到紧张（害怕）
We’re nervous about [of] our first trip abroad. 我们对初次出国旅行感到很紧张。
He’s nervous about [of] staying alone at night. 他害怕晚上一个人待着。
▲be particular about 对……讲究
She is very particular about appearance. 她很讲究外表。
She is very particular about what she wears. 她对衣着很讲究。
▲be serious about 对……很认真
He was serious about his future. 他很认真地面对未来。
Are you really serious about him? 你真对他有意吗？
▲be sure about 对……有把握（确信）
I’m really sure about it. 对于这件事我确信有把握。
Are you sure about it? 你对这有把握吗？
▲be worried about 为……担心
We are very worried about our future. 我们对自己的前途十分担忧。
She is very worried about her sick mother. 她很担心她生病的母亲。