Complete the sentences with "to be" 1: I ___ a

Complete the sentences with "to be"
1: I ___ a girl.
2: My father ____ at work.
3: Alex and Dino ___ my cats.
4: Alex ___ in the garden.
5.Dino ___ on the floor.
6:My red pencil ___ on the floor, too.
7: The other pencils ___ in my pencil care.
8: My mother ___ in the living room.
9: Eli and Rafa ___ good friends.
10: They ___ good at tennis.