This is your last type of compound sentence. When you have two really short sentences that are closely related, sometimes you want to emphasize how closely related the ideas truly are. In this case, you can simply put a semicolon between the two sentences.

Yep, it's just that simple! The sentences need to be relatively short and very closely related.

1.Underline the two main ideas.
2. Make any needed corrections to make these into semicolon sentences (that means they use ONLY a semicolon to connect the two ideas.
3. If the ideas cannot be connected with a semicolon, put an "x" though the sentence.
4. If the sentence is correct, put a smiley face next to the sentence.

Abdominal exercises help prevent back pain, proper posture is also important.

Although gaining and maintaining a high level of physical fitness takes a good deal of time; the effort pays off in the long run.

My grandmother seldom goes to bed this early; she's afraid she'll miss out on something.

Call me tomorrow, I will give you my answer then.

Toni Morrison is an excellent storyteller; she was the only black student in her first grade class.

Perdue OWL Comma/Semicolon Quiz
University of Calgary Review of compound sent.