我认为派对进行得很顺利——人们似乎玩得很开心。

I think the party went well - people seemed to be ___enjoying ___themselves.

昨晚在露西家你玩得开心吗？

Did you ___enjoy ___yourself at Lucy's last night?

我相信你会玩得开心，并且永远不会后悔来看我和阿塞拜疆。

I'm sure you will ___enjoy ___yourself and will never regret visiting me and Azerbaijan.