IN: Write the next sentence in this paragraph:
There's a man in a gym using an elliptical machine. He is wearing a pair of black track pants, black shirt and a cap. he

OUT: demonstrates how to use the elliptical correctly to maintain a consistent speed.

IN: Write the next sentence in this paragraph:
A person goes sailing by another boat in the water. several scenes

OUT: are shown of people sailing on the boats.

IN: Write the next sentence in this paragraph:
How to treat a sprained ankle on a dog
Understand your dog's anatomy.
Dogs actually stand and walk on the toes of their front and rear legs. When a dog is standing, you will see its ankle on its hind leg between the knee and the toes.

OUT:
This is similar to where a your ankle is when you stand on your toes. Dogs do not have ankles on their front legs, just as you don't have them on your arms.