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.

[Q]: " Ah, learning a foreign language can be so very difficult.
[A]: Singular


[Q]: My teacher shifted uncomfortably.
[A]: Singular


[Q]: Flames crackled in the hearth.
[A]:
Plural