Identify the subject, object, and verb in the sentence: recent graduates often demonstrate poor writing skill, hiring managers say.

Subject refers to the thing or person that is being talked about or described.

When a specified feeling or action is directed towards a thing or person is referred to an object.

Verb refers to the action words which helps in the formation of the main part of the predicate in a sentence.

In the above sentence,

The subject is graduates, as they are being talked about.

An object is poor writing skills, as this specifies a feeling

The verb is demonstrated, as it is the action word.