是的，文章中使用标点符号。
一个完整的句子结尾，要用句号、问号、或者感叹号。如
I have lived in China for five years.
How old are you?
What a beautiful flower!
句子中间使用逗号。
I have a pen， two books， and a toy in the bag.
句子中间断开时使用分号。
I met him in the street yesterday he gave me a warm greeting.
