人是可數名詞還是不可數名

例句：

Some people hooted in disgust.

有些人厭惡地大聲嚷嚷。

People stood around in huddles.

人們三五成群地到處聚集著。

A thousand people were there.

那裡有一千人。

Active people stay more limber.

愛運動的人身體更靈活柔軟一些。

Why do people paint pictures?

為什麼人們要畫畫？

Only a handful of people came.

只有少數幾個人來了。