Punctuation is an important part of sentence skills. The comma has the widest variety of uses and is the most heavily used form of punctuation. Thus far, you have learned about basic sentence structure and how to avoid fragments and run-ons, and in particular, you learned one use of commas (to connect clauses). Read this section and do the included practice to learn about and get some practice with the many other uses of commas. When you finish, check your answers against the answer key.
Corrected Sentences:
Corrected Sentences: