А)
1. I, he, it
2. You
3. She, it
4. They
5. You, they
6. You, I
B)
1. It
2. Him
3. Us
4. Her
5. Them
6. Them
7. Us
C)
1. This is our house
2. That is my wallet!
3. Are thoes shoes yours?
4. That's not their car
5. This bed is her
6. That is not her job
7. Where's its blanket?