Complete the sentence with the correct subject pronoun using the contracted form of the verb1)this is sara ?

Complete the sentence with the correct subject pronoun using the contracted form of the verb 1)this is sara . My friend 2)harry's my friend . Fifteen 3)my name's james . A student 4)thi is my computer . Fantastic 5)my name's alice . In year 8 6)thi is brad pitt . An actor 7)thi is blossom . My cat 8)thi is barnaby . My dog.