people可數嗎

　　例句：

　　Were there many people at the meeting?

　　集會有很多人嗎？

　　People become uninhibited when they drink.

　　人一喝酒就會變得肆無忌憚。

　　I think it my duty to serve the people.

　　我認為為人民服務是我的責任。