Built to Run

What is the main idea of the passage 'Built to Run'?

• A) Horses are used for entertainment.

• B) Horses are built to run.

• C) Horses are like human babies.

• D) Horses sleep standing up.

In paragraph 2, what ability do foals have shortly after birth?

• They can run a marathon.

• They can stand up quickly.

• They can sleep standing up.

• They can fly.

Fill in the blank: Horses have the unusual ability to sleep _______.

• lying down

• standing up

• in water

• in trees

According to paragraph 3, why is a horse's ability to sleep standing up important?

• It helps them eat more.

• It helps them flee from danger.

• It helps them grow faster.

• It helps them make friends.

What is the function of a horse's hooves as described in paragraph 4?

• To help them swim.

• To help them run like a human on tiptoe.

• To help them fly.

• To help them sleep.

Fill in the blank: A horse's hooves are an example of an animal adapting to a need: to run from _______ as fast as possible.

• friends

• food

• danger

• water

How do the details in paragraph 1 support the main idea of the passage?

• By explaining how horses are used for entertainment.

• By describing how horses' bodies are built to run.

• By showing how horses sleep.

• By telling a story about a horse.

In paragraph 4, what is compared to a human fingernail?

• A horse's tail

• A horse's mane

• A horse's hoof

• A horse's ear