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: A trickle of something simmered in my gut and the buzz of anxiety spread.

A: Singular
****
Q: The ramp would collapse as I drove away, and the rocks might damage the wheels or undercarriage.

A: Singular
****
Q: We' ad to trap rats to get enough to eat. "

A:
Singular
****