名词：表示人或事物名称的词.book pen window
冠词：the an a
陈述句：陈述一件事情.He is a teacher .He isn't a student .
疑问句：分一般疑问句,特殊疑问句,选择疑问句,反义疑问句.
Are you reading a book
Where are you
Do you come from the UK or the USA .
He bought a dictionary ,didn't he
主语：动作的执行者.we they Li Ming
谓语：表动作行为或状态的词.be study watch
宾语：主语动作的对象,一般由名词,代词,不定式充当.desk him to buy
宾语分双宾语（直接宾语和间接宾语）,复合宾语 两种.
I gave him a flower .(双宾语)
He made us laugh ,(复合宾语)
再问： 我学习的是韩语··
再答： 你好！ 我是一名英语教师，不懂韩语，爱莫能助。 建议你去翻阅有关的韩语参考书籍！可能更详细一些。