Of course， learning about the structure of a sentence is just the start of your perfect writing.There are a whole bunch of things that you need to learn in order to make your writing improveD.。

Of course， learning about the structure of a sentence is just the start of your perfect writing.There are a whole bunch of things that you need to learn in order to make your writing improveD.。
A.正确
B.错误
正确答案：正确