语法知识是：主系表结构、主谓宾结构及常用口语对话，举例如下：
I am a student.
I like flower.
how are you? fine, and you?
nice to meet you.
see you tomorrow.
语法知识是：主系表结构、主谓宾结构及常用口语对话，举例如下：
I am a student.
I like flower.
how are you? fine, and you?
nice to meet you.
see you tomorrow.
