The sentence “She baked cookies” tells us who did something and what she made.
Step-by-step breakdown
- Subject: “She” — This is the person doing the action.
- Verb: “baked” — This is the action. It is in the past tense, so the baking already happened.
- Direct object: “cookies” — This tells us what she baked. Ask, “She baked what?” The answer is “cookies.”
Because it has a subject and a verb and expresses a complete thought, “She baked cookies” is a complete sentence.