confident可数吗

　　I'm confident that you will get the job.

　　我肯定你能得到那份工作。

　　Despite the recession the company 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。