TASK DEFINITION: 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.
PROBLEM: The festival would last a full day and night before ending -- loud enough to hear even through the thick walls of our house.

SOLUTION: Singular

PROBLEM: As he takes me higher and higher, the throbbing becomes more demanding.

SOLUTION: Singular

PROBLEM: Looks like it's going to be here for a while.

SOLUTION:
Plural