Wordiness
Parallelism
Subject-Verb Agreement
100

Correct the redundancy or wordiness in this sentence.

I couldn't believe what I was hearing with my ears.

I couldn't believe what I was hearing.

100

Correct the non-parallel structure in this sentence.

The essence of joy is this: to greet each day as if it were your last, to love, and to be laughing.

A.) (as it is now)
B.) for laughing
C.) to laugh
D.) laughing

C.)

The essence of joy is this: to greet each day as if it were your last, to love, and to laugh.

100

Correct the subject-verb agreement error in this sentence.

The scientists working for NASA has degrees in engineering.

A.) (as it is now)
B.) have
C.) are having
D.) had

B.)

The scientists working for NASA have degrees in engineering.

200

Correct the redundancy or wordiness in the following sentence.

Regardless, scientific consensus on the question of fish emotion is beginning to undergo a shift.

A.) (As it is now)
B.) is beginning to undergo major shifting.
C.) is beginning to undergo a number of shifts.
D.) is beginning to shift.

D.)

Regardless, scientific consensus on the question of fish emotion is beginning to shift.

200

Correct the non-parallel structure in this sentence.

Swimming is an incredible form of exercise that builds muscle and you can minimize joint pain.

A.) (as it is now)
B.) minimizes joint pain
C.) it can minimize joint pain
D.) minimizing joint pain

B.)

Swimming is an incredible form of exercise that builds muscle and minimizes joint pain.

200

Correct the subject-verb agreement error in this sentence.

The class, in raincoats, were waiting to go outside for recess.

A.) (as it is now)
B.) it was
C.) being
D.) was

D.)

The class, in raincoats, was waiting to go outside for recess.

300

Correct the redundancy or wordiness in the following sentence.

Many of the following people who play baseball in the major leagues hail from countries outside the United States.

A.) (As it is now)
B.) Many of the baseball players
C.) Many Major League Baseball players
D.) Many of the players who participate in the major leagues of baseball

C.)

Many Major League Baseball players hail from countries outside the United States.

300

Correct the non-parallel structure in this sentence.

The astronauts not only had to adjust to working in a weightless environment but also had to sleep while strapped to a wall of the spaceship.

A.) (as it is now)
B.) were sleeping
C.) slept
D.) had slept

A.)

The astronauts not only had to adjust to working in a weightless environment but also had to sleep while strapped to a wall of the spaceship.

300

Correct the subject-verb agreement error in this sentence.

White Sands, in New Mexico, are the largest dune field in the United States.

A.) (as it is now)
B.) they are
C.) being
D.) is

D.)

White Sands, in New Mexico, is the largest dune field in the United States.

400

Correct the redundancy or wordiness in the following sentence.

Many oceanographers who devote their time to studying fish behavior have argued that at least some fish, such as triggerfishes and eels, have strong feelings like the ones we experience as humans.

A.) (As it is now)
B.) have strong feelings and emotions
C.) have strong feelings and experience powerful emotions
D.) have strong feelings and definitely have emotions

A.)

Many oceanographers who devote their time to studying fish behavior have argued that at least some fish, such as triggerfishes and eels, have strong feelings like the ones we experience as humans.

400

Correct the non-parallel structure in this sentence.

Rachel's mother asked her to gather all the leaves in the yard and stuffing them into bags so her father could load them into his truck.

A.) (as it is now)
B.) had stuffed them into bags
C.) could stuff them into bags
D.) to stuff them into bags

D.)

Rachel's mother asked her to gather all the leaves in the yard and to stuff them into bags so her father could load them into his truck.

400

Correct the subject-verb agreement error in this sentence.

According to the meteorologist on our local news station, the storm that started east of the mountains represent a threat.

A.) (as it is now)
B.) represents
C.) representing
D.) it represented

B.)

According to the meteorologist on our local news station, the storm that started east of the mountains represents a threat.

500

Correct the redundancy or wordiness in the following sentence.

In industrialized countries, air pollution can stem from a number of many various, different, and simultaneous factors.

A.) (As it is now)
B.) from a number of many and various factors.
C.) from a lot of different factors happening at the same time.
D.) from a number of simultaneous factors.

D.)

In industrialized countries, air pollution can stem from a number of simultaneous factors.

500

Correct the non-parallel structure in this sentence.

Doing large puzzles and when she added to her pottery collection are Anastasia's favorite activities to do inside during the winter.

A.) (as it is now)
B.) to add to her pottery collection is Anastasia's favorite activity
C.) adding to her pottery collection is Anastasia's favorite activity
D.) adding to her pottery collection are Anastasia's favorite activities

D.) 

Doing large puzzles and adding to her pottery collection are Anastasia's favorite activities to do inside during the winter.

500

Correct the subject-verb agreement error in this sentence.

Unlike their cousin the moose, deer do not have broad antlers but instead is leaner, with narrow antlers and slender bodies, small snouts, light fur, and short, pointed ears.

A.) (as it is now)
B.) they is
C.) are
D.) they are

C.)

Unlike their cousin the moose, deer do not have broad antlers but instead are leaner, with narrow antlers and slender bodies, small snouts, light fur, and short, pointed ears.