Meaning: The cat's food bowl is now empty because the cat has eaten all the food.
Choice of Words: Food is what we eat to get energy. Dish is a container used for serving food. Empty means there is nothing inside.
Meaning: This means that the flat dish used to serve food is not holding any food at the present time.
Choice of Words: Plate is a flat dish used to serve food. Empty means that there is nothing inside. Right now indicates the present time.
Meaning: This means that the food has been removed from the container used to hold it.
Choice of Words: Food is anything that can be eaten. Left means that something has been taken away or removed. Dish is a container used to hold food.