Earth's, because by adding the 's, it shows possession.

<h2>The 3 sentences are:-</h2>
- In the evenings, She sits on the front porch to admire her immaculate lawn.
- Flipped on its back, the beetle that Clara soaked with insecticide dies under the refrigerator.
- He's been singing all day.

Answer:
starts with one person having a thought or idea and wanting to communicate it to another
Sometimes we underestimate ourselves, but in reality, sometimes we are the most essential thing. We are the difference of a million infinities, and completely going into oblivion.