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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
have been kept
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "have been kept" is correct and can be used in written English.
It is an example of the perfect tense and is used to refer to a completed action in the past. Example: The documents and records of the investigation have been kept in the archives.
✓ Grammatically correct
News & Media
Science
Encyclopedias
Alternative expressions(20)
have been superseded
have been offered
have been dismissed
have been implemented
have been strengthened
have been solving
have received notice
obligations fulfilled
have been improved
have been excluded
have been attributed
have been upgraded
have been conserved
have been forwarded
have been trained
have been paid
have been determined
have been shot
have been authorized
have been identified
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
59 human-written examples
None have been kept.
News & Media
Foreigners have been kept out.
News & Media
Journalists have been kept from the scene.
News & Media
Because humans have been kept out.
News & Media
It should have been kept confidential.
News & Media
These players have been kept busy.
News & Media
"Families have been kept apart".
News & Media
The donors have been kept anonymous.
News & Media
Interest rates have been kept low.
News & Media
Verizon and Tennis Channel's differences have been kept much quieter.
News & Media
The Turks have been kept waiting for decades.
News & Media
Expert writing Tips
Best practice
When using "have been kept", ensure the context clearly indicates what is being maintained or preserved, and why. Clarity is key to effective communication.
Common error
Avoid using "have been kept" when a simpler past tense would suffice. Overusing the perfect tense can make your writing sound stilted. For example, instead of "The secret have been kept for years", consider "The secret was kept for years" if the timeframe is already established.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "have been kept" functions as a verb phrase in the present perfect passive voice. It indicates that an action of keeping was completed at some point in the past and its effects continue to the present. Ludwig confirms its correct usage.
Frequent in
News & Media
44%
Science
39%
Encyclopedias
3%
Less common in
Formal & Business
1%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "have been kept" is a versatile construction in the present perfect passive voice, widely employed across various contexts to indicate a sustained condition resulting from a past action. As confirmed by Ludwig, its usage is grammatically sound and frequently observed in both formal and informal communication. Common contexts include News & Media and Scientific writing. Pay attention to the subtleties in meaning when selecting related phrases like "have been maintained" or "have been preserved". Remember to avoid overuse and ensure that the chosen tense accurately reflects the intended meaning.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
have been maintained
Focuses on the act of preserving or upholding something in its current state.
have been preserved
Emphasizes protecting something from decay or damage.
have been retained
Highlights the act of keeping something without losing it.
have been held
Indicates a state of possession or confinement.
have been protected
Focuses on shielding something from harm or danger.
have been conserved
Emphasizes careful management to prevent depletion.
have been sustained
Highlights the act of providing what is needed to continue or survive.
have been guarded
Indicates protection against unwanted access or attention.
have been stockpiled
Emphasizes the accumulation of something for future use.
have been secured
Focuses on making something safe and protected from risk.
FAQs
How can I use "have been kept" in a sentence?
You can use "have been kept" to indicate that something has been maintained or preserved over a period of time. For example, "The records "have been kept" in the archives for historical purposes".
What are some alternatives to using "have been kept"?
Alternatives include phrases like "have been maintained", "have been preserved", or "have been retained". The best choice depends on the specific nuance you want to convey.
Is it correct to say "has been kept" instead of "have been kept"?
The correct form depends on the subject. Use "has been kept" with singular subjects (e.g., "The secret has been kept"), and "have been kept" with plural subjects (e.g., "The secrets "have been kept"").
What's the difference between "have been kept" and "were kept"?
"Have been kept" implies a continuing state resulting from a past action, whereas "were kept" simply describes a past action. For example, "The animals "have been kept" in good condition" suggests they are still in good condition. "The animals were kept in cages" simply states a past fact.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested