安吉拉是个好孩子，但有时她可能以自我为中心。

Angela is a good kid but at times she can be ___self-centered.

我认为我们当时太以自我为中心，只顾自己高兴，以至于忘记了环顾四周。

I think that we were so ___self-centered and pleased with ourselves that we forgot to look around.

他以自我为中心的态度让其他人很难与他共事。

His ___self-centered attitude made it difficult for others to work with him.