We should eat some fruit and vegetables.中为什么vegetable为复数

We should eat some fruit and vegetables.中为什么vegetable为复数 为什么Eat lots of fruit and vegetables中fruit不加s,而vegetable加s, We should eat f___ fruit and vegetables every day . i plan to eat some fruit and vegetables every day .此句中为什么fru We eat fruit and vegetables everyday. 改错 You should eat some vegetables and fruits .用fruit 还是fruits. we eat lots of vegetables and fruit 为什么fruit不加s many?much?a lot of?填空:We should eat ( ) fruit and vegetables We should eat fruit and vegetables to _ healthy.A.giveB.need We should eat more vegetables and fruit instead of too much Fruit and vegetables should be a part of what we eat every d You eat fruit should and vegetable 组句子