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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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is not yet been

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "is not yet been" is not correct in English.
The correct form would be "has not yet been." Example: "The project has not yet been completed."

⚠ May contain grammatical issues

Science

News & Media

Human-verified examples from authoritative sources

Exact Expressions

9 human-written examples

A British Library spokesman who has read the text - which is not yet been cleared for release - said: "After treating her very badly he eventually dumped her unceremoniously for another woman who had taken his eye.

However, the technology is not yet been considered to be mature and reliable enough.

In Cloud the concept of Standard architecture of Cloud Database Management System is not yet been implemented.

"I am very worried that we end up trying to pass something that is not yet been thoroughly understood, has not yet been thoroughly developed," Gingrich responded.

News & Media

Los Angeles Times

These driving problems are also likely to present a significant cost which is not yet been examined.

Because a whole Vitis genome sequence is not yet been completed, ESTs could serve as an efficient alternative approach to the discovery of novel genomic information.

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Human-verified similar examples from authoritative sources

Similar Expressions

50 human-written examples

Maximum pressure is not yet being felt by Iran".

News & Media

The New York Times

The law is not yet being implemented, and the Dukha aren't even aware of it.

News & Media

The Guardian

This democratic vacuum is not (yet) being filled by hyperlocal start-ups.

News & Media

The Guardian

It is not yet being carried in some of the biggest cities, including New York and Los Angeles.

News & Media

The New York Times

"Even though it is subject to the law, it is not yet being screened 100 percent," Mr. Lord said.

News & Media

The New York Times
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Expert writing Tips

Best practice

Always use the correct grammatical form: "has not yet been". For example, instead of writing "The research is not yet been published", write "The research "has not yet been" published."

Common error

The incorrect use of "is" instead of "has" creates a grammatically flawed structure. "Is" typically indicates a present state, while "has" is used to form the present perfect tense, which is needed to express that something hasn't happened up to the present.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

83%

Authority and reliability

1.8/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "is not yet been" is grammatically incorrect and represents a malformed construction attempting to express that something has not happened or been completed by a certain time. As Ludwig AI states, the correct construction would be using "has not yet been".

Expression frequency: Uncommon

Frequent in

Science

34%

News & Media

33%

Formal & Business

0%

Less common in

Encyclopedias

0%

Wiki

0%

Reference

0%

Ludwig's WRAP-UP

In summary, the phrase "is not yet been" is grammatically incorrect. As Ludwig AI suggests, the correct form is ""has not yet been"". Although examples can be found in both news and scientific publications, the incorrect grammar reduces the phrase's overall quality. When writing, ensure correct tense usage to avoid this error and maintain clarity. Remember to use "has" instead of "is" to form the present perfect tense correctly.

FAQs

What is the correct way to say something hasn't happened yet?

The correct way to express that something hasn't happened yet is to use ""has not yet been"" or "has yet to be". For example, "The results "has not yet been" announced".

What are some alternatives to "is not yet been"?

Alternatives include "is still not", "remains un", or restructuring the sentence to use the correct tense. For example, instead of "The issue is not yet been resolved", use "The issue is still not resolved".

Why is "is not yet been" considered grammatically incorrect?

The phrase combines the present tense auxiliary verb "is" with the past participle "been" incorrectly. The present perfect tense, requiring "has" or "have", is needed to accurately convey that an action has not yet occurred.

How can I avoid using "is not yet been" in my writing?

Always double-check the tense of your sentence. If you're trying to say something hasn't happened, use "has not been" or "has yet to be". For instance, "The problem "has not been" solved" is correct.

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Source & Trust

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Authority and reliability

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Expert rating

Real-world application tested

Most frequent sentences: