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.

Washoe's progress with ASL was rapid ; by 1971, she had a vocabulary of 160 signs, which she used in conversation.
Singular

Where were the bees, and butterflies, and all the hungry little insects ?
Plural

The chalk hills were taking them, just like they'd taken the bones of Granny Aching.

Plural