In this task you are given a sentence. You must judge whether the object of the main clause is singular(like: apple) or plural(like: apartments). Label the instances as "Singular" or "Plural" based on your judgment.

He untied the knots at my wrists ; the rope slithered to the floor.
Plural

" What grade are you in ? "
Singular

" Lisa, put your uncle on ; I need to speak to him. "
Singular