This is the 97th most frequent Chinese word.
它
"It" (third-person singular pronoun for objects or animals).
In this sentence, '它' refers to the book, indicating a non-living object. It serves as a pronoun to represent a thing.
我买了一本新书，它的封面很漂亮。
I bought a new book, its cover is very beautiful.
'它' in this case refers to the puppy, specifically a pet animal. Here, '它' functions as a pronoun for a living being that is not a person.
这是我朋友的小狗，它叫可乐。
This is my friend's puppy, it is called Kele.
Here, '它' refers to the cat, which is an animal. '它' in this sentence is used as a pronoun to represent a non-human subject.