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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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he has warned

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "he has warned" is correct and usable in written English.
It can be used when indicating that someone has given a warning in the past that is relevant to the present situation. Example: "He has warned us about the potential risks of this project, and we should take his advice seriously."

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

And he has warned of the dangers of the United States making its own deep reductions in Pentagon spending.

News & Media

Huffington Post

He has warned the Lebanese authorities to do the same.

News & Media

The New York Times

He has warned that his brother could become a dictator.

News & Media

The New York Times

He has warned the public not to expect miracles.

News & Media

The New York Times

He has warned of the dangers of being overprepared.

News & Media

The Guardian

And he has warned about the consequences of an Israeli strike on Iran.

News & Media

The New York Times

There is, he has warned anyone interested in going, "a good chance you'll die".

News & Media

The Times

He has warned against losing a key partner countering Iran's influence in the Middle East.

Without the funding, he has warned, the government could shut down again.

He has warned that there would be consequences for firing Mr. Mueller.

News & Media

The New York Times

He has warned the parishes' ministers that they may be deposed.

News & Media

The Guardian
Show more...

Expert writing Tips

Best practice

When using "he has warned", ensure the context clearly indicates what the warning was about and who received it. Clarity enhances the impact of the warning.

Common error

Avoid constructing sentences where it's unclear who "he" refers to or what the precise warning entailed. Ensure the subject and object of the warning are explicit for better clarity.

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 "he has warned" functions as a declarative statement indicating that a specific individual issued a warning at some point in the past, with relevance to the present. As Ludwig AI indicates, the expression is correct and usable.

Expression frequency: Very common

Frequent in

News & Media

100%

Less common in

Science

0%

Formal & Business

0%

Encyclopedias

0%

Ludwig's WRAP-UP

In summary, "he has warned" is a grammatically sound phrase used to indicate that an individual has previously issued a warning. Ludwig AI confirms its correctness and usability, especially in professional and news contexts. The frequency of use is very common, primarily within news and media sources. When using the phrase, ensure clarity about the subject of the warning and its implications. Alternatives include "he cautioned" or "he alerted", each with slightly different nuances. While grammatically correct, overuse of the passive voice should be avoided to maintain clear and direct communication. "He has warned" is a versatile phrase applicable in many situations where a past warning is relevant to current discussions.

FAQs

What does "he has warned" mean?

It means that someone previously issued a caution or notification of potential danger or negative consequences. It suggests that the warning should be taken seriously, given the context.

How can I use "he has warned" in a sentence?

Use "he has warned" to indicate a past warning relevant to a current situation. For example, "He has warned us about the risks, so we should be prepared."

What can I say instead of "he has warned"?

You can use alternatives like "he cautioned", "he alerted", or "he advised" depending on the specific nuance you want to convey.

Is it correct to say "he had warned" instead of "he has warned"?

Both are grammatically correct but have different implications. "He has warned" implies the warning is still relevant, while "he had warned" refers to a warning in the more distant past, potentially with less current relevance.

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Source & Trust

91%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: