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Commas unit 01

Commas

Unit 1


Unit 1 Commas


Parenthetical Expressions



Appositives



Additional Explanatory Expressions



Direct Address


Unit 1 Commas

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Parenthetical Expressions
A parenthetical expression is a word or phrase that
is not essential to the meaning or grammatical
correctness of a sentence; it is set off by commas.
When the parenthetical word or phrase occurs at
the beginning or end of a sentence, only one
comma is used to set it off.


Unfortunately, the store is closed today.



Eduardo is, in my opinion, the winner.

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Tryout Sentences
1.

The President has decided to veto the bill
nevertheless.

2.

Your work history therefore will be reviewed.

3.

Obviously this parking meter is not working.


4.

Your absence as a matter of fact was not even
noticed.

5.

On the contrary I do not agree with the judge’s
decision.

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Appositives
An appositive is a word or phrase that explains or
describes a preceding noun. When the appositive
is not essential to the meaning or grammatical
correctness of a sentence, it is set off by commas.
When the appositive word or phrase occurs at the
end of a sentence, only one comma is necessary.


Joe Maci, a well-respected citizen of this city, has
decided to run for public office.



Her new necklace, a pearl choker, was a gift.

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Tryout Sentences
1.

My uncle gave me my best Christmas gift a set of
toy trains.

2.

Our last vacation three days in Nassau was too
short.

3.

John Singer Sargent the portrait painter is
represented in this exhibit.

4.

Ginny lives on the busiest street in town Maple
Avenue.

5.

The company president Leila Corrales advised Jim
of his promotion.

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Additional Explanatory
Expressions
Certain abbreviations that follow names are set off
by commas. These include Jr., Sr., Esq., Ph.D.,
D.D.S., and CPA. (When Esq. and academic
abbreviation are used, no titles precede the name.)


I have an appointment with Mr. Lou Calley, Sr., this
evening.



The court appointed Ashley Hunter, Esq., as his
attorney.

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Tryout Sentences
1.

Joel Pincus D.D.S. has been in practice for 18
years.

2.

The industrialist William Todd Jr. spoke at the
banquet honoring his father.

3.

Their attorney Joan Gutierrez Esq. is fair and
understanding.

4.

We just learned that Beulah Forbes Ph.D. is retiring
soon.

5.

My appointment with Olivia Badia M.D. is for this
coming week.

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Direct Address
Direct address occurs when the person being
communicated with is called by name or title.
Names and titles in direct address are set off by
commas. When direct address occurs at the
beginning or end of a sentence, only one comma is
used to set it off.


Your presence is requested, Colleen.



I believe, sir, that you are correct.

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Tryout Sentences
1.

Mr. President you are meeting today with the
president of Chile.

2.

The troops Colonel are waiting to be reviewed.

3.

Sign your name on the dotted line Aunt Jeri.

4.

Ladies and gentlemen please fasten your
seatbelts.

5.

I just learned Mrs. Fujiwara that three members of
your department are absent.

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