她是美国的常客。

She is a ___frequent visitor to the US.

最常见的死亡原因是心脏病发作。

The most ___frequent cause of death is heart attack.

我是你们电影院的常客，我真的很喜欢你们放映的电影。

I am a ___frequent visitor to your cinema and I really like the films you show.