Eating vegetable and fruit is good for health . 谓语动词是单数?

Eating vegetable and fruit is good for health . 谓语动词是单数? Eating fruit and vegetable ___ good for your health Eating much vegetable is good for health Eating vegetables and fruit is good for your health.这里为什么是“i eating fruit is good for our health 为什么用health Eating more f_____ vegetable is good for health.填什么 Eating vegetable is good for your health改错 Eating fruit and drinking milk Good for our health中间应该用is 还是 eating more vegetables and fruit is good for your health 为什么 Eating vegetables and fruit (is还是are)good for our health Eating more vegetable is good for our health为什么用is Eating much vegetable is good for health这句话中为什么用much修饰vegeta