plenty of修飾可數(shù)還是不可數(shù)?

　　例：

　　There are plenty of eggs in the market.

　　市場上有很多雞蛋。

　　I need plenty of time to finish the work.

　　我需要很多時(shí)間來完成這項(xiàng)工作。

　　There are plenty of men out of work.

　　有很多人失業(yè)。

　　We have plenty of time to finish the job.

　　我們有充裕的時(shí)間完成這項(xiàng)工作。