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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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I know it well

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "I know it well" is correct and usable in written English.
You can use it to express familiarity or understanding of a particular subject, place, or situation. Example: "When it comes to classical music, I know it well; I've studied it for years."

✓ Grammatically correct

News & Media

Science

Human-verified examples from authoritative sources

Exact Expressions

31 human-written examples

But in Christianity I can – I know it well, I came out of its culture, even believed in it once".

The feeling was that, " 'like many fathers,' the F.A.A. had 'failed to prepare for the day when its sons would grow up.' " This feeling, I know it well.

News & Media

The New Yorker

"It happens to be mine, so I know it well".

News & Media

The New Yorker

"The residence, I know it well," he said.

News & Media

The New York Times

"I've never seen Bologna, but I know it well".

I know it well, and I am not ashamed of it".

News & Media

The New York Times
Show more...

Human-verified similar examples from authoritative sources

Similar Expressions

29 human-written examples

I knew it well.

News & Media

The New Yorker

I knew it well: fear.

News & Media

The Guardian

It was the same old living room, I knew it well, nothing was out of place.

(I was not at all happy there at the time, observe, and I knew it well).".

But I knew it well... No, there was nothing between me and her beyond a fleeting friendship.

News & Media

The New Yorker
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Expert writing Tips

Best practice

When using the phrase "I know it well," consider adding a brief explanation or example to illustrate the depth of your knowledge. This provides context and credibility to your claim.

Common error

Avoid using "I know it well" if your actual understanding is superficial. Overstating your familiarity can undermine your credibility if challenged.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

91%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "I know it well" functions as a declarative statement expressing the speaker's familiarity or expertise with a particular subject, place, or skill. Ludwig AI confirms its correctness and usability.

Expression frequency: Very common

Frequent in

News & Media

76%

Science

13%

Formal & Business

4%

Less common in

Academia

3%

Encyclopedias

2%

Reference

2%

Ludwig's WRAP-UP

The phrase "I know it well" is a common and grammatically sound way to express familiarity or expertise. As Ludwig AI confirms, it's widely used across various contexts, particularly in news and media. To maximize its impact, provide context or examples to support your claim. While alternatives like ""I am very familiar with it"" or ""I have extensive knowledge of it"" exist, "I know it well" offers a straightforward and confident way to convey your understanding. Remember to avoid overstating your knowledge to maintain credibility.

FAQs

How can I use "I know it well" in a sentence?

You can use "I know it well" to express familiarity or expertise with a subject. For example, "When it comes to Italian cuisine, "I know it well"; I've lived in Italy for many years."

When is it appropriate to use "I know it well" in writing?

It's appropriate when you want to confidently assert your familiarity with a topic, place, or skill. Ensure your subsequent statements reflect this level of expertise.

What's the difference between saying "I know it well" and "I know it good"?

"I know it well" is grammatically correct and conveys a strong sense of familiarity. "I know it good" is non-standard English and should be avoided in formal writing and speech. Always use ""I know it well"" for proper communication.

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Source & Trust

91%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: