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: " Good morning ladies, " he declared with feigned cheerfulness.

SOLUTION: Plural

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: Love had made her unable to see the forest for the trees, but she did now.

SOLUTION:
Singular