Grammar and Language Workbook

T
roubleshooter
P
ROBLEM
1
Commas missing in a series of words, phrases, or clauses
s com
Mona said that Amy Tan James Baldwin and Charles Dickens were
her favorite authors.
s com
Sailing on the Great Lakes can be as challenging adventurous and
rewarding as sailing on the ocean.
s com
Our forensics team practiced hard did their research and used all
their wit and intelligence to win the championship.
s com
The wind shifted the clouds parted and the sunlight streamed
down.
S
OLUTION
Mona said that Amy Tan, James Baldwin, and Charles Dickens were
her favorite authors.
Sailing on the Great Lakes can be as challenging, adventurous, and
rewarding as sailing on the ocean.
Our forensics team practiced hard, did their research, and used all
their wit and intelligence to win the championship.
The wind shifted, the clouds parted, and the sunlight streamed
down.
Use a comma after each item in a series except the last.
More help with commas is
available in Lessons 78– 86.
Need
More
Help?
Missing Commas in a Series

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G
rammar
Grammar
45

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Unit 1: Parts of Speech
Lesson 1
Nouns: Singular, Plural, Possessive, Concrete, 
and Abstract
A 
noun 
names a person, place, thing, or idea. 
A 
singular noun
names one person, place, thing, or idea. A 
plural noun
names more than
one.
SINGULAR
PLURAL
Person:
poet, sister
poets, sisters
Place:
hill, biology lab
hills, biology labs
Thing:
wind, hairbrush
winds, hairbrushes
Idea:
love, belief
loves, beliefs
The 
possessive form
of a noun shows possession, ownership, or the relationship between
two nouns.
SINGULAR POSSESSIVE
PLURAL POSSESSIVE
Possession:
writer’s story
writers’ stories
Ownership:
Samantha Winthrop’s car
the Winthrops’ cars
Relationship:
the cat’s color
the cats’ colors
 Exercise 1