Your Introduction to Subjecst Pronouns:
https://docs.google.com/presentation/d/1N6CbiUPOW66Nby9xtRkwNzdZiDlE06IRQzhT39bUOM0/edit#slide=id.g9b2bd48a00_0_2678
https://docs.google.com/presentation/d/1N6CbiUPOW66Nby9xtRkwNzdZiDlE06IRQzhT39bUOM0/edit#slide=id.g9f4cce3a93_0_1