Помогите пожалуйста очень срочно нужно плиз номер 2 и номер 4

2. These  are her sisters   This is  his son These are  their aunt These are  my parents This  is our granny These are daughters These are his children 4.This is the kitten s ball This is the girls s mum This is  the mouse s cheese This is girl s rolllerblades