Place a comma before a coordinating conjunction joining independent clauses. Place commas between elements in a series. Place a comma after an introductory element. Place commas before and after interrupting elements. When we arrived at the Cotton Bowl we were mobbed by screaming teenagers.
Cats sleep in the linen lie in the chairs walk on the tables and pounce on the grass.
All of the runners including the old man were hoping to cross the finish line. I had to get a job to support the family. The taxi a diesel Rabbit with a broken window was parked under a tree. I had been transformed into an independent self-respecting patriotic hardworking U.S. Marine. Ricardo Salvador a Zapotec Indian from Oaxaca speaks five languages.