Here are some examples:
* The dog barked loudly. (The dog is the simple subject, performing the action of barking.)
* She walked to the store. (She is the simple subject, performing the action of walking.)
* The sun shines brightly. (The sun is the simple subject, performing the action of shining.)
Note:
* A simple subject can be a single word or a group of words.
* It is important to distinguish the simple subject from the complete subject, which includes all the words that modify the subject.
* The simple subject will always be a noun or pronoun.
Let me know if you'd like more examples or have any other questions!