一些水果用单数还是复数

用复数，因为一些是多个，不是单个，所以用复数，some bought some fruits for me.他给我买了一些水果。

there are apples，bananas and oranges.有苹果，香蕉和橘子。

eating some fruits is good for health.吃一些水果有益健康。建议你学习语法。