Because there are no articles in the Korean language, so that makes it really difficult to learn them in English.

因为韩语里面没有冠词一说，所以对他们来讲学习英语冠词真的很难。

韩国人经常犯的失误 - SpeakingMax英语口语达人

I think one of the biggest obstacles for Korean students in English is articles "a", "an" and "the".

我认为在英语方面对韩国学生来说最大的一个障碍就是冠词"a", "an" 和 "the"。

韩国人经常犯的失误 - SpeakingMax英语口语达人