To include interval training, find a steep hill or sets of stairs that will allow you to climb steadily for one to three minutes. Push as hard as you can going up, then recover coming down, and repeat for anywhere from 20–60 minutes depending on how close to your climb you are.
Answer:
I say say compound sentence.
Explanation:
Because The doctor checked the ankle can be its own sentence and The injury wasn't serious can also be its own sentence.
Writers should include references to their research in an argument because it adds credibility to the argument to the argument they wish to prove.
If the police have figured out the identity of a criminal that did a crime. If it injured anybody, and are police on the back of the crime.