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.

Her face was averted, the curtain of hair concealing her expression from him.
Singular

Suddenly he heard the echo of footfalls against his marble floors.
Singular

" Vodka, straight up, please, " she asked the bartender.

Singular