He/They are small spiders
They are spiders
He/She is a nice chicken
She is a nice chicken
They are/is long goats
They are long goats
She is/isn't a young dog
She isn't a young dog,she is an old dog
It is/isn't a short cow
It isn't a short cow
It is/isn't a short cow
It isn't a short cow
It is/isn't a young a sheep
It is a young sheep