我怎么没见过英文怎么说

在英语中，"怎么没见过" 可以用 "have never seen" 来表达。这是一个比较常见的表达方式，可以用来描述你之前没有见过某个人或物。

例句：

I have never seen such a beautiful sunset before. (我以前从未见过这么美的日落。)
Have you ever seen a ghost before? (你以前见过鬼吗？)
I can't bepeve I have never seen this movie before. It's so good! (我真不敢相信我以前从未看过这部电影。它太棒了！)