| A | B |
| Complex sentence | When Coolidge was sworn in, the event was broadcast on radio. |
| Simple subject | This clever man invented new air chambers for steamboats. |
| Imperative sentence | Ask her about her latest project. |
| Compound subject | John Adams and John Quincy Adams were father and son. |
| Sentence fragment | Perhaps as more women enter politics? |
| Complete predicate | They are about U.S. Presidents. |
| Incorrect punctuation | When Alyssa runs for president she will run a good campaign. |
| Compound predicate | He enjoyed horseback riding and liked hiking too |
| Compound sentence | Warren Harding was a doctor, and Woodrow Wilson was a professor. |