singular plural.
I´m jonh (I+am) we´re (we+are)
you´re sue. (you+are) you+re FRIENDS (you+are)
he´s Bill. (hr+is) They´re (they+are)
she´s mary. (she+is)
FTI. The short forms with apostrophes (´) are contractions.
Possessive Adjectives: MY,YOUR,HIS,HER.
Singular
MY name in john HIS name is bill
is YOUR name sue? HER name is emma.