University North Central Writing Center Handout
Commas Set off
commas before and after non-essential words, phrases, and clauses which are
embedded in the sentence and which interrupt it.
Clue: Can you leave out the non-essential element or put it somewhere
else in the sentence?
income for the year, however, was less than his secretary's.
not realizing what he was doing, insulted his friend.
uncle, who is eighty years old, walks three miles every day.
THAT ARE GREEN are not usually sweet.
book THAT HE LENT ME was very helpful.
person WHO IS AT THE DOOR is my friend.
-Punctuate the following sentences.
Tower the recently completed office building is a monument of concrete ugliness.
movie that I wanted to see is no longer playing.
person who enters the contest must send in two box tops.
did not however decide to buy the car.
Mississippi River which once flowed north into Hudson's Bay flows south into the
Gulf of Mexico.
cat watching the dog intently walked carefully away.
7. TV commercials often the best part of the program are
being monitored more and more for false advertising claims.
reason that I did not attend the meeting was that I had to study for my
did not however intend to return the money he borrowed.
10. West Point
cadets who break the honor code are expelled.
11. She was as a
matter of fact, chiefly interested in becoming a Hollywood celebrity.
12. Raul's wife
Conchita is president of the local Red Cross.
13. The German
writer, Hermann Hesse, is a favorite with American college students.
14. The girl who
teaches swimming at the neighborhood pool has a great deal of patience.
15. The girl who
enjoyed teaching swimming decided to major in physical education at college.
16. The high
school course which was most valuable to me was typing.
wearing an original dress of her own design was the center of attention.
18. The reason
that he left early for college was that he had been asked to help with freshman
Island located off the coast of Alabama is a favorite spot for fishermen.
20. He saw his
favorite movie “Star Wars” eight times.
21. Two of her
friends Kate and Beth are planning to share an apartment with her next summer.