Fish swim in the deep sea.

Meaning: Fish are able to use their fins to move through the water and can be found in deep areas of the ocean.

Choice of Words: Fish are aquatic, gill-bearing animals that lack limbs with digits. Swim means to move through water using fins or other body parts. Deep means extending far down from the surface. Sea refers to the interconnected body of salt water that covers approximately 71% of the Earth's surface.

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