I often ___ supper before 6:30pm.A,have B,eat C,have a D ,have the

have supper 吃晚饭,固定短语搭配,类似：have breakfast ,have lunch
通常情况下三餐前不加任何修饰词,不用：have a breakfast
但,当你要表示“我吃了一顿很棒的早餐”,可以用have a good breakfast