Definition: happening often Level: B1
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.
