The pronoun I is a subject pronoun. I does the action. The pronoun me is an object pronoun. The action happens to me. Here are some sentences with the pronoun me as part of the object:
Dad wrote a letter to me.
The coach worked with me on some new skills.
My teacher talked to me about the class project.
If we add another person to the object part of the sentence, we still use the object pronoun me.
Dad wrote a letter to my sister and me.
The coach worked with Bob and me on some new skills.
My teacher talked to Sarah and me about the class project.
Use the pronoun I in the subject part of a sentence, but use the pronoun me in the object part of the sentence. Even if you add another person with the pronoun, you still use the pronoun me in the object part of the sentence.
▶It’s your turn. Fill a pronoun into each blank. John and ___ will take a walk. Mom called to John and ___. Did you use the subject pronoun I for the first blank and the object pronoun me for the second blank? Good for you!