We need to eat more vegetables and fruit. 注意vegetable是可数名词,需要变复数,fruit 是不可数名词,保持不变。
我认为是,We need to eat more vegetables and fruits.希望对你有所帮助。
We should eat more vegetables and fruits.
我们要多吃蔬菜和水果,多运动
we need to eat more vegetable and fruit