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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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i run fast

Grammar usage guide and real-world examples

USAGE SUMMARY

The sentence 'I run fast' is correct in written English.
You can use the sentence to indicate that you have good running speed, for example: "I'm training for a marathon, and I run fast."

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

9 human-written examples

"That's why I run fast," he said with a laugh.

News & Media

The New York Times

"Put me in coach, I run fast," Robinson said repeatedly.

Did you know, Mr. Kerchek, that thousands of runners die every year from heart attacks in mid-workout?" "I don't think I run fast enough to induce cardiac trauma, Nicole".

News & Media

The New Yorker

I run fast because I have a talent and was put on this Earth to inspire a lot of people".

News & Media

BBC

"A lot of people say, 'Yeah, I wanna do the marathon, but I don't really care if I run fast or slow,'" says New York City Marathon spokesman Richard Finn.

News & Media

Forbes

I run fast and push them around the perimeter of the parking lot.

News & Media

Huffington Post
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Human-verified similar examples from authoritative sources

Similar Expressions

50 human-written examples

"He just really gets upset because every time he runs fast, I run faster than he does".

News & Media

The New York Times

Some days I feel better than others and I run faster.

"I run faster now that I have less time and try to cram in the same mileage," she says.

News & Media

The New York Times

I run faster.

News & Media

Vice

I run faster, focused, trying to beat whatever twisted game I'm being forced to play.

News & Media

Vice
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Expert writing Tips

Best practice

When describing your running abilities, consider adding context such as distance or terrain to provide a clearer picture: "I run fast, especially on flat surfaces."

Common error

Instead of simply stating "I run fast", quantify your speed or compare it to a specific benchmark to provide more meaningful information: "I run fast – I can complete a mile in under five minutes."

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

88%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "i run fast" primarily functions as a declarative statement expressing the speaker's ability. Ludwig AI validates its correctness. Examples show it used in diverse contexts, from personal achievements to general descriptions.

Expression frequency: Uncommon

Frequent in

News & Media

85%

Science

8%

Formal & Business

7%

Less common in

Academia

0%

Encyclopedias

0%

Wiki

0%

Ludwig's WRAP-UP

The phrase "i run fast" is a grammatically sound and commonly understood expression indicating one's ability to run at a high speed. Ludwig AI confirms its correctness, and examples from various sources like The New York Times and BBC show its usage in diverse contexts. While versatile, providing additional context, such as terrain or distance, can enhance clarity. Alternatives like "i am a fast runner" offer similar meanings. When using the phrase, ensure it's not vague and consider adding specific details for a more impactful statement.

FAQs

What does it mean to say "i run fast"?

Saying "i run fast" means you have a good running speed. It implies that you are able to move quickly on foot, often in comparison to others.

How can I make the sentence "i run fast" more descriptive?

You can add details about the distance, terrain, or type of running. For example, you could say "I run fast on trails" or "I run fast for short distances".

What are some alternative ways to say "i run fast"?

You can use alternatives like "i am a fast runner", "i sprint quickly", or "i have good speed" depending on the context.

Is it better to say "i run fast" or "i run quickly"?

Both "i run fast" and "i run quickly" are grammatically correct. "Fast" is an adjective used as an adverb in this case, while "quickly" is a standard adverb. The choice depends on personal preference, though "i run fast" is slightly more common.

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Source & Trust

88%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: