possessive

'dog' 的物主格是 'dog's'。

The ___possessive case of 'dog' is 'dog's'.

单词 'his' 是一个物主形容词。

The word 'his' is a ___possessive adjective.

"John's"是"John"的所有格形式。

"John's" is the ___possessive form of "John".