Snoopy (his/her) His or Her. His and Her. Quia - Halloween Night -( His/ her) Possessive adjectives - His, Her or Its ? Fill in the blanks: Possessive Adjectives. Possessive adjectives with the verb to be. Lesson C possessive adjectives (1) Lesson C possessive adjectives (2) Explanation. Exercise on possessive adjectives. Exercises - Possessive Adjectives. Possessive Adj. and Personal Pronouns.