100people是单数还是复数
100 people是复数，people是集体名词 ，代表复数，所以100 people作主语时，谓语动词用复数，例如：
About 100 people are now konwn to have died in what has been described as the worst storm ever to hit the eastern US this century.目前已知大约有100人在这场被称为本世纪美国东部的最严重风暴中丧生（摘自网易有道词典）（本句中，100 people时复数，所以谓语动词用了复数are known…）
