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: Light footsteps on the stairs woke me, what felt like seconds later.

SOLUTION: Plural

PROBLEM: Just a strip of tarmac lined either side by overhanging trees.

SOLUTION: Singular

PROBLEM: " No worries, I will see to that, eat up, nothing to be embarrassed about. "

SOLUTION:
Plural