Identify the subject, object, and verb in this sentence.

Online classes require good time-management skills.

Online classes require good time-management skills.

Complete subject: online classes
Simple subject: classes
Verb: require
Direct object: skills

Subject: Online classes

Verb: require
Object: good time-management skills

To identify the subject, object, and verb in a sentence, you can follow these steps:

1. Determine the main action or the verb in the sentence. In this case, the verb is "require."

2. Ask yourself who or what is performing the action or the verb. The subject is the entity that is doing the action. In this sentence, the subject is "Online classes."

3. Ask yourself what or whom the action is being performed on or directed towards. The object is the entity that receives the action or is affected by the verb. In this sentence, the object is "good time-management skills."

By breaking down the sentence and understanding the parts of speech, you can identify the subject, object, and verb.