Subject-Verb Agreement
Parallel Structure
Commas In a Series
Semi-colons
Colons
100

What would make this sentence grammatically correct?

The common goose is one type of bird that fly south for the winter.

The common goose is one type of bird that flies south for the winter.

100

What would make this sentence grammatically correct?

My three favorite activities are skateboarding, to swim, and playing golf.

skateboarding, swimming, and playing golf


100

What would make this sentence grammatically correct?

James, John and I should not be blamed for our errors in writing.

James, John, and I should not be blamed for our errors in writing.


100

What would make this sentence grammatically correct?

I love sports but I am also lazy I love animals, but I am not a vegetarian and I love teaching but I hate taking classes.

I love sports, but I am also lazy; I love animals, but I am not a vegetarian; and I love teaching, but I hate taking classes.  

100

What would make this sentence grammatically correct?

I heard her entire life story her boy troubles, her work troubles her friend troubles and her money troubles.

entire life story: her boy troubles, 

200

What would make this sentence grammatically correct?

The entire cast from her favorite television show, except the actress who plays the main character, were present at the event.

was present


200

What would make this sentence grammatically correct?

The flowers, the animals, the mountains, reflected the wisdom of his best hour, as much as they had delighted the simplicity of his childhood.

The flowers, the animals, and the mountains reflected


200

What would make this sentence grammatically correct?

These clips shows people hurting themselves in accidents getting into crazy situations interacting stupidly with animals and et cetera.

These clips shows people hurting themselves in accidents, getting into crazy situations, interacting stupidly with animals, and et cetera.

200

What would make this sentence grammatically correct?

He would never tell any of them this, of course, they might get offended.

course;

200

What would make this sentence grammatically correct?

As with all the other robots who had taken over, the changes were subtle, the robot transferred control of every bank account John had to itself and then changed the deed to the house.

the changes were subtle: the robot transferred control

300

What would make this sentence grammatically correct?

When we finally arrived at Pearl Harbor, there was many tourists and natives of different nationalities.

there were many tourists and natives of different nationalities

300

What would make this sentence grammatically correct?

Unlike his students in the past, none of them seemed to care about their grades, none of them was able to tell a dangling modifier from a participle, and, apart from a few, they didn't know how to start a paper.

none of them knew


300

What would make this sentence grammatically correct?

Unlike the students last year, none of them seemed to care about their grades none of them was able to tell a dangling modifier from a participle, and, apart from a few none of them know how to start a paper.

Unlike the students last year, none of them seemed to care about their grades, none of them was able to tell a dangling modifier from a participle, and, apart from a few, none of them know how to start a paper.

300

What would make this sentence grammatically correct?

The show is based upon these girl’s lives and it doesn’t always seem to have to do with their children it has to do with them being teenagers.

their children; it has to do with them being teenagers


300

What would make this sentence grammatically correct?

Three committees were appointed, one for preparing a declaration of independence, another for reporting a plan of a treaty to be proposed to France, and a third to digest a system of articles of confederation to be proposed to the States.

Three committees were appointed:

400

What would make this sentence grammatically correct?

Freud and other advocates of introspective psychology argue that a feeling of connectedness with other human beings, along with a positive self-image, contribute to the overall health of an individual.

argue that a feeling of connectedness with other human beings... contributes to the overall health


400

What would make this sentence grammatically correct?

The Chunnel actually consists of three tunnels: a southern tunnel, a northern, and a tunnel for service in the middle.

The Chunnel actually consists of three tunnels: a southern tunnel, a northern tunnel, and a service tunnel in the middle.

400

What would make this sentence grammatically correct?

He then heard Ivan scuttling across the floor down the stairs and through the room next door before emerging into the sitting room.

He then heard Ivan scuttling across the floor, down the stairs, and through the room next door before emerging into the sitting room.

400

What would make this sentence grammatically correct?

The sun evaporates the sea, the wind blows the vapor to the field, the ice, on the other side of the planet, condenses rain on this, the rain feeds the plant, the plant feeds the animal, and life goes on.

The sun evaporates the sea; the wind blows the vapor to the field; the ice, on the other side of the planet, condenses rain on this; the rain feeds the plant; the plant feeds the animal; and life goes on.


400

What would make this sentence grammatically correct?

However, I know by the force of my art that it is this, you have stolen goods about you. I am certain of it.

art that it is this: you have stolen goods

500

Why is this sentence grammatically correct?

Tarski's two children, Jan, and Ina, grew up to be prominent mathematicians themselves; however, neither Jan nor Ina has received a great deal of international attention.

The sentence contains two singular subjects—1) Jan and 2) Ina—separated by the word "or." The verb should also be in singular because each of the subjects is singular.

500

Why is this sentence grammatically correct?

By studying, by reading, by thinking, one may innocently divert and pleasantly entertain himself, as in all weathers, so in all fortunes.

Each noun form must be consistent

500

Why is this sentence grammatically correct?

She ordered her maid to fetch all three letters, gave them to the doctor, and begged him to give them back to the soldiers.

The author wishes to express a sequence of events, we can do this by treating the predicate like we would a list. Just as you would separate three nouns with commas (ex: apples, oranges, and bananas), you can separate each of the verbs in the predicate: ordered, gave, begged.

500

Why is this sentence grammatically correct?

James chose a large, rusty car; Philip chose a brand new car; and I chose the cheapest, ugliest car on the lot.

Because the first and third clauses in this sentence contain commas themselves, semicolons are needed to separate the clauses in order to avoid confusion.

500

Why is this sentence grammatically correct?

They all admit of being thrown into one of the following classes: Commodity Beauty Language and Discipline.

The colon is used to signal a list that cannot stand as a separate sentence.