1. Parallel Structure

2. Definition
Parallel structure means using the same pattern of words to show that two or more ideas have the same level of importance. This can happen at the word, phrase, or clause level. The usual way to join parallel structures is with the use of coordinating conjunctions such as "and" or "or."

3. This or That? Mary likes hiking, swimming, and to ride a bicycle.
Mary likes hiking, swimming, and riding a bicycle.

4. This or That?
The production manager was asked to write his report quickly, accurate ly, and in a detailed manner.
The production manager was asked to write his report quickly, accurately, and thoroughly.

5. This or That? Raoul's QPA is higher than Ralph.
Raoul's QPA is higher than Ralph’s

6. This or That?
He wanted three things out of college: to learn a skill, to make good friends, and to learn about life.
He wanted three things out of college: to learn a skill, to make good friends, and learning about life.

7. This or That?
Coach Espinoza was a brilliant strategist, a caring mentor, and a wise friend.
Coach Espinoza was a brilliant strategist, a caring mentor, and a friend.

8. This or That?
We found the film repulsive, offensive, and we thought it was embarrassing.
We found the film repulsive, offensive, and embarrassing.

9. This or That?
Mr. Nguyen kept his store clean, neat, and he made it conveniently arranged.
Mr. Nguyen kept his store clean, neat, and conveniently arranged.

10. This or That?
There's nothing I like better than finding a good trout stream, setting up camp, and to spend a couple of days fishing.
There's nothing I like better than finding a good trout stream, setting up camp, and spending a couple of days fishing.

11. This or That
Professor Ali rewarded his students for their hard work on the final project and going beyond the call of duty.
Professor Ali rewarded his students for working hard on the final project and going beyond the call of duty.

12. This or That?
The teacher said that he was a poor student because he waited until the last minute to study for the exam, completed his lab problems in a careless manner, and lacked motivation.
The teacher said that he was a poor student because he waited until the last minute to study for the exam, completed his lab problems in a careless manner, and his motivation was low.

13. This or That?
The coach told the players that they should get a lot of sleep, that they should not eat too much, and to do some warm-up exercises before the game.
The coach told the players that they should get a lot of sleep, that they should not eat too much, and that they should do some warm-up exercises before the game.

14. This or That?
The dictionary can be used to find: word meanings, pronunciations, correct spellings, and irregular verbs.
The dictionary can be used to find: word meanings, pronunciations, correct spellings, and looking up irregular verbs.