Sam and his grandpa ... at school.
weren't
The house ... neat.
wasn't
You get 20 points
The party ... fun.
was
The goats ... hungry.
were
My sister ... wet.
wasn't
The cat ... wet.
was
The giraffe ... short.
wasn't
Balloons ... on the floor.
were
The children ... in the classroom.
were
The donkey ... small.
was
The babies ... sad
weren't
Pizzas and burgers ... on the table
were