Paragraph 4 mainly tells us the number of sentence structures of human languages.
第四段主要讲述人类语言中句子结构的数量。
2
It is created using a Paragraph as title and an int as chapter number.
使用Paragraph作为题目并使用int作为章节号码来创建它。
3
The activity: object element contains a number of activity: object-type elements (described in the next paragraph), as well as other elements required to describe the action's object.