用英语说某个人,很没有素质怎么说?

He lacks good quality.

He is not well educated.
He is ignorant.

很少这么说别人。不能论断人。

He has no class.

要看哪一方面, 能具体一点吗?

几个例子: (注: 美国英文, 有些是俚语, 英国/澳洲/苏格兰/等等可能说不通)

如果是语言表达能力: He's not that eloquent.

如果是自我为是的RP: He's full of himself.

He is vulgar.

he is a low class.