In this task you are given a sentence. You must judge whether subject of the main clause is singular or plural. Label the instances as "Singular" or "Plural" based on your judgment.

Q: Thoughts of Earl only brought up images of his face, spewing with rage.

A: Plural
****
Q: And the twins kneeling quite still together, in the dust.

A: Plural
****
Q: " Nasty experiments can leave stubborn stains. "

A:
Plural
****