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.

Then the Noldor drew away their white ships and manned their oars as best they might, and rowed them north along the coast.
Plural

After over an hour on the phone she had requested samples of boot carpets from each manufacturer.
Plural

I felt a quiver of anticipation, but I knew I couldn't commit to anything at this point.

Singular

