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.
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Question: As he took one of the final rapids of the Saint Lawrence, almost within sight of his home, his canoe swamped and he drowned.

Answer: Singular


Question: The courtyard is shaking so badly that for a second I'm not sure I haven't caused another earthquake.

Answer: Singular


Question: Cars, exits and strip malls everywhere.

Answer:
Plural