potential可数吗

前面加many，例如：

1.Many people don't use their computers to their full potential.很多人没有充分利用他们计算机的全部潜在功能。

2.Many people predicted that the party would fracture and split.很多人预言该党将分崩离析。

3.There aren't that many people here.这里并没有那么多人。