He ate a big dinner (supper,etc.).他饭（晚饭）吃得很多.We eat a lot of cabbages in winter.冬天我们吃大量的白菜.这里eat 做及物动词————————————————————We should eat to live and not live to eat.我们应当为活着而吃饭,不应为吃饭而活着.当吃饭讲的时候是不及物动词————————————————————————havev.（后跟名词）吃；喝；做（某事）(+ n.) to take,to do somethingWe'll have noodles instead of rice for lunch today.今天中午吃面条,不吃米饭.Do you have tea or coffee in the morning?你早上喝茶还是喝咖啡?What will you have for lunch?午饭你想吃什么?
eat强调动作 have强调状态