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.

You're no threat to me, his posture said.
Singular

In that letter the newspapers mentioned that he wrote from Vietnam. "
Plural

The valet -- obviously not a valet at all -- was stroking his chin with his feather duster, looking thoughtful.

Singular