1-

a) (her)

b) (her)

c) (his)

d) (his)

e) her

2-

a) My car is red.

b) My name is Paul.

c) My book is pink.

d) My teacher is American.

e) Their ball is yellow.

3-

a) It's a black ball

b) it's a short pig

c) it's a long ears horse