confident可数吗

confident可数，confidence作名词时意思是“信心；信任；秘密”，作形容词时意思是“诈骗的；骗得信任的；
例如：
We need a confident leader to overe these difficulties、
我们需要一个有信心的领导者来克服这些困难。

I'm confident that you will get the job、

我肯定你能得到那份工作。

Despite the recession the pany is confident of further expansion、

尽管经济衰退，公司对进一步扩展仍充满信心。

We are confident in our expectation of a full recovery、

我们满怀信心地期待着完全康复。

Buoyed by their win yesterday the team feel confident of further success、

在昨天胜利的鼓舞下，该队有信心再次获胜。

Appearing confident at interviews is quite an art、

面试时表现出充满信心是一门很高的艺术。