Transcript An interjection is a word that shows emotion such as oh

Conquering the Comma
Sentence Structure: Commas
in a Series
• Place commas in a sentence to divide
items in a list.
• The commas will help the reader to avoid
confusion.
• The comma before the conjunction is
generally required, but it can be omitted if
there is no possibility of confusion.
Sentence Structure: Commas
in a Series
Consider the difference in the following:
Last month, Alex dated Mary Ann Lee and Kim.
Last month, Alex dated Mary, Ann, Lee, and Kim.
Last month, Alex dated Mary Ann, Lee, and Kim.
How many women did Alex date?
Sentence Structure: Commas
in a Series
• Commas should be placed in series of
words, phrases, or clauses.
• Place commas in the following sentences:
Martina brushed her hair put on her pajamas,
and went to bed.
She fell asleep and dreamed that she was a
princess she kissed a frog and she rescued her
prince.
Commas after Interjections
An interjection is a word that shows emotion
such as oh, well, ouch, wow, ah
• Oh, I understand now.
• Wow, what a beautiful rainbow.
After introductory phrases
• Put a comma after 2 or more introductory
prep.phrases
• Or a short prep phrase (optional)
• that is not followed by a verb
• In the light of the moon, the flowers opened.
• Do not put a comma after a prepositional
phrase if a verb immediately follows.
• At the edge of the garden were many flowers.
Direct address
• When you address someone, set if off with
commas.
• Next, students, you need to write.
• Bob, listen.
interrupters
• Set off interrupters with commas
• In fact, for example, by the way, after all, to be
exact
Appositive
• Appositives are noun phrases that rename the
noun. If it adds information set off with commas
• If the appositive is necessary do use commas.
• Vanesa, my favorite cousin, likes to surf.
• My favorite cousin Vanessa likes to surf.
• Use commas to set off two items in a date
or address
• Biloxi, Mississippi, is found on the Gulf.
• On December 10,1817, Mississippi was
admitted.
Use commas to avoid
misreading
• In the summer, time seems to go more quickly.
• Those who can, can go home.
• He had had the mumps.
• The emergency room was filled with
bleeding patients, and doctors.
• She ate, and fed the baby.
Coordinate adjectives
• Two or more adjectives that modify the same noun
need to be separated by a comma
• They can be reversed and and can be put btw. Them
• Cool, windy night
• Two used bookcases
• Some colorful, decorated eggs
• If items in a series contain commas use
semi-colons to separate.
• We ate apple, pineapple, and orange
slices; celery, carrot, and bell pepper
sticks; and mixed nuts.
• Ryan, my best friend; Craig, my next door
neighbor; and Lad, my brother, met.
Clauses and Phrases
• A clause is a group of words that contains
both a subject and a verb that
complement each other.
• A phrase is a group of words that does
not contain a subject or a verb that
complement each other.
Compound sentence
• Has 2 or more independent clauses.
Sentence Structure:
Compound Sentence
• A sentence that contains
two independent clauses
joined by a coordinating
conjunction is called a
compound sentence.
• A conjunction joins words,
phrases, and clauses
together in a sentence.
• Conjunctions
–
–
–
–
–
–
–
for
and
nor
but
or
yet
so
FANBOYS
Compound subjects and verbs vs.
compound sentences
• Carlos and Callie searched for a car.
• They visited lots and checked the
internet.
• She is my cousin; she is also my best
friend.
Correlative conjunction
•
•
•
•
Either..or
Neither…nor
Not only… but also
Both…and
• We will either order pizza tonight or pick
up burgers.
• Either you or your brother should climb
the tree and get the kite for him.
Joining compound sentences
• Join two clauses with semicolons
• Or
• Two clauses with a FANBOYS and ,
• Conjunctive adverb
Also, finally, furthermore, hence, however,
incidentally, indeed, instead, likewise,
meanwhile, nevertheless, nonetheless,
otherwise, still, therefore, thus
; + conjunctive adverb + comma
Carlos visited car lots; however, Callie
searched the internet.
• Carlos looked for a car; Callie stayed at
home.
Carlos wanted a Toyota, but Callie
preferred a Mercedes.
• Bob looked in the classifieds; however,
Callie searched the internet.
Sentence Structure:
Compound Sentence
Where would you place the comma in the
following sentence?
S
V
S
Dan struggled with his homework so his father
V
helped him.
Sentence Structure:
Compound Sentences
• The comma in a compound sentence
is placed before the coordinating
conjunction.
S
V
Conj. S V
Andy built a snowman, and Jeff played
with his dog.
Sentence Structure:
Dependent Clause
• A dependent
clause contains a
subject and verb,
but the clause
cannot stand
independently.
• Dependent clauses
can often be
identified by the
use of dependent
clause markers.
• Some dependent clause markers:
because
though
since
although
when
unless
while
after
until
before
if
once
as
whether
Sentence Structure:
Introductory Clause
• When a dependent clause is placed at
the beginning of a sentence, place a
comma between the independent clause
and the dependent clause.
Dep. clause
S
V
Before taking the test, Dan struggled with
Conj.
S
V
his homework, so his father helped him.
Sentence Structure:
Dependent Phrases & Clauses
• Dependent phrases and clauses help to
clarify and add detail to an independent
clause.
• Dependent clauses may appear at the
beginning, middle, or end of a sentence.
Sentence Structure:
Independent Clause
• A complete sentence has two
components, a subject and a verb.
• The subject and verb must form a
complete thought to be considered an
independent clause.
The couple dances.
subject (S)
verb (v)
Dependent Clause
When a dependent clause is
located after an independent clause,
Do Not place a comma between the two.
S
V
We decided to go to the movies because
we were bored.
Introductory Clause
• Where would you place the comma in the
following example?
S
V
Because it was raining we decided to go
to the movies.
Comma Practice
• Would you place commas in the following
sentences? If so, where?
I am planning a trip to Paris which is one of the
greatest cities in the world.
The place that I would most like to see is the
Eiffel Tower.
Pierre, who is one of my business contacts, will
meet me at the airport.
• Words that introduce adj phrases
• Who, whom, whose, which, that, when,
where
• She is a teacher who influenced me most.
• Counters that are uncluttered make
cooking easier.
• Introductory words can be omitted.
• Reader’s Digest is the magazine he likes
best.
• Reader’s Digest is the magazine that he
likes best.
Sentence Structure: Essential
Phrases and Clauses
• An essential clause or phrase is used to
modify a noun. General to specific
• It also adds information that is critical to
the meaning of the sentence.
• Essential clauses are NOT set off by
commas.
S
essential phrase
V
The people who work in my office are loud.
Sentence Structure: Essential
Phrases and Clauses
• The word “that” is almost always an indicator of
an essential phrase or clause.
S
essential
V
The tiramisu that I had at Joe’s was great.
Sentence Structure: Nonessential
Phrases & Clauses
• A nonessential phrase or clause adds
extra information to a sentence.
• This information can be eliminated from
the sentence without jeopardizing the
meaning of the sentence.
• Always place commas around
nonessential phrases and clauses.
• Specific to general
Sentence Structure: Nonessential
Phrases & Clauses
• Even without the phrase the sentence still
makes sense: My brother plans to throw a
party.
• May begin with which
S
non-essential
V
My brother, who lives across town, plans
to throw a party.
Sentence Structure: Nonessential
Phrases & Clauses
• Use commas to set off additional
information.
S V
Steve said that he would propose to me on
non-essential
Valentine’s Day, which is my favorite holiday.
Adverb clause
• After, although, as, as soon as, as
though, before, because, even though, if,
in order that, since, than, though, until,
unless, when, while, where, whenever,
wherever
When the bell rang, the students left.
They walked where the sign pointed.
• Caution adverb clause vs prep. Phrase
• She had three appointments before noon.
• If an adverb clause interrupts the flow of
the sentence, set it off with commas.
• The walk, even though it was only a mile,
seemed to take forever.
Noun clause
• How, whether, whoever, wherever, if,
which, whose, where, that, whichever,
however, whatever, who, what, when,
whom, why
• Where you choose will be fine.
• I did not know how I could make the
mistake.
• Her answer was that she did not know.
• The quote begins with what he said about
the war.
Subordination
• Dependent clause is not emphasized.
• Independent clause is emphasized.
• My dog is big and strong although he is
also very gentle.
• Even though my dog is big and strong, he
is very gentle.
• My dog is big and strong, but he is also
very gentle.
Commas with Adjectives
• Use commas to separate adjectives that
provide an equal description of a noun.
The Test:
Can you put “and” between the
adjectives?
Can they be described in reverse order?
If so, use a comma.
big blue house | three hungry kittens | a cranky, bald man
A Common Error: The Comma
Splice
• A comma splice is an error in which two
independent clauses are joined by a
comma.
S
V
Dan struggled with his homework, his
S
V
father helped him.
To Correct a Comma Splice
• Insert a conjunction between the two
independent clauses.
• Start a new sentence.
• Insert a semi-colon between the two
independent clauses (only in cases where
the independent clauses are closely
related in topic).
To Correct a Comma Splice
S
V
Conj.
Dan struggled with his homework, so his
S
V
father helped him.
To Correct a Comma Splice
S
V
Dan struggled with his homework. His
S
V
father helped him.
To Correct a Comma Splice
S
V
Dan struggled with his homework; his
S
V
father helped him.
Comma Splice Practice
• How would you correct the following?
This semester I am taking calculus physics and
economics.
Calculus is my best subject, I am certain I will get an A.
Although I am very busy, I still find time to have fun.
Last weekend my brother visited me and we went to a
football game a party and a rock concert.
Additional Help
•
•
•
•
Purdue University Writing Lab
Heavilon 226
Grammar Hotline:
(765) 494-3723
Check our web site:
http://owl.english.purdue.edu
• Email brief questions:
http://owl.english.purdue.edu/writinglab/email/owlmail
The End