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.

" If we screw it up, we' l definitely take you up on the offer. "
Singular

Still, there was a certain subtlety of expression that Earth models lacked'.
Singular

Smaller versions of the symbols carved into the walls completely covered the cavern's floor.

Plural

