instruction:
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.
question:
My teacher shifted uncomfortably.
answer:
Singular


question:
" Those aliens attacked us, and earth was destroyed because of what they did.
answer:
Plural


question:
the secretary said, holding out his cigar.
answer:

Singular