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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
they were checked
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase 'they were checked' is correct and can be used in written English.
It typically suggests that something was examined or verified in some way. For example, you could say: "The documents were checked to ensure accuracy."
✓ Grammatically correct
Science
News & Media
Formal & Business
Alternative expressions(20)
they underwent inspection
they were inspected
they were examined
they were validated
they were analyzed
they were scrutinized
they were verified
they were assessed
they were ascertained
they were characterised
they were picked
they were chosen
they were investigated
they were evaluated
they were characterized
they were surveyed
they were nothing
they were searched
they were failed
they were missing
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
60 human-written examples
They were checked for symptoms for two weeks.
News & Media
Davis said they were checked against Hubbard's original dictation.
News & Media
The girls were born July 23 in Zurich; they were checked out of the hospital Tuesday.
News & Media
They were checked twice daily for fever and monitored for other symptoms of the deadly disease.
News & Media
He said they were checked only once, as they arrived for their shift.
News & Media
The wild otters were trapped in Washington State and transported to New Mexico, where they were checked out by state game officials before the early morning release.
News & Media
After taking what had been so startling an early lead, carelessness did for any hopes of holding on to it, even if there were times in the first half when they were checked by a harsh whistle from the referee.
News & Media
On Wednesday, Mike Florio, of ProFootballTalk, reported that the Patriots footballs had passed the normal inspection prior to the game, but were found to be underinflated when they were checked again at halftime.
News & Media
In August Biafran troops crossed the Niger, seized Benin City, and were well on their way to Lagos before they were checked at Ore, a small town in Western state (now Ondo state).
Encyclopedias
In a BBC Panorama interview to be broadcast tomorrow night Mr Kerr's widow, Mary, who was the book-keeper for TCA, says that major construction firms such as Laing, Sir Robert McAlpine Ltd, Balfour Beatty and Amec secretly paid to send the names of thousands of workers to TCA, where they were checked against a database to see if they had been previously involved in construction site disputes.
News & Media
They were checked for inconsistencies such as missing or erroneous transaction dates.
Expert writing Tips
Best practice
Use "they were checked" in situations where a routine examination or verification process is being described. For example, "The files were checked for accuracy before submission."
Common error
While "they were checked" is grammatically correct, avoid overusing passive voice in your writing. Active voice often makes your sentences clearer and more direct. Instead of "The results were checked by the team", consider "The team checked the results."
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "they were checked" primarily functions as a passive construction, indicating that someone or something underwent a process of examination or verification. Ludwig AI confirms its correctness and widespread usage.
Frequent in
Science
43%
News & Media
35%
Formal & Business
6%
Less common in
Encyclopedias
1%
Wiki
2%
Reference
0%
Ludwig's WRAP-UP
The phrase "they were checked" is a versatile and grammatically correct passive construction used to indicate that something has been examined or verified. Ludwig AI validates its correctness and common usage. It is frequently found in scientific and news-related contexts, with neutral register. While effective, remember to consider whether the active voice might create a stronger and more direct statement. Alternative phrases like "they underwent inspection" or "they were examined" can provide subtle shifts in formality or emphasis depending on the intended meaning. Ultimately, "they were checked" is a reliable option for describing a verification process.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
they were examined
This alternative focuses on a detailed observation or investigation.
they were inspected
This alternative suggests a more formal examination.
they were verified
This alternative emphasizes the confirmation of accuracy or truth.
they were scrutinized
This alternative indicates a very close and careful examination.
they underwent inspection
This alternative suggests a more formal and thorough examination.
they were validated
This alternative suggests the establishment of soundness or legitimacy.
they were reviewed
This alternative implies a critical evaluation or reconsideration.
they were assessed
This alternative highlights an evaluation of quality or value.
they were screened
This alternative implies a filtering process to identify specific qualities.
they were audited
This alternative specifies a systematic examination of records or accounts.
FAQs
How can I rephrase "they were checked" to sound more formal?
For a more formal tone, consider using phrases like "they underwent inspection" or "they were inspected". These options suggest a more thorough and official examination.
What's the difference between "they were checked" and "they were examined"?
"They were checked" generally implies a routine verification process, while "they were examined" suggests a more detailed and in-depth investigation.
Is it better to use active or passive voice with "they were checked"?
While "they were checked" (passive voice) is grammatically correct, using the active voice can often make your writing more direct and clear. For instance, instead of "they were checked by the team", you could say "The team checked them".
What are some alternatives to "they were checked" for a scientific context?
In a scientific context, you might use phrases like "they were validated", "they were analyzed", or "they were scrutinized", depending on the specific process being described.
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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
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested