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 ran his palms along my thighs, then back to my knees, his thumbs grazing the insides.
Plural

Maybe you haven't found a flavor you like.
Singular

He also gave me two mobile phone numbers.

Plural