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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 have worked
Grammar usage guide and real-world examplesUSAGE SUMMARY
'they have worked' is correct and usable in written English.
You can use it when you want to describe an action that has already been done in the past by a group of people. Example: The project team have worked tirelessly to ensure the project was completed on time.
✓ Grammatically correct
News & Media
Science
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
Because they have worked.
News & Media
They have worked with Del.
News & Media
"They have worked tirelessly and relentlessly.
News & Media
They have worked on each other's campaigns.
News & Media
They have worked together ever since.
News & Media
They have worked in tandem ever since.
News & Media
Instead they have worked at progressively enhancing their existing network.
News & Media
(Oz trained Argenziano, and they have worked together for years).
News & Media
Ever since they first met, they have worked intuitively.
News & Media
They have worked so hard to make this progress.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
1 human-written examples
More recently they have worked from within, taking the battle to precinct meetings and the like.
News & Media
Expert writing Tips
Best practice
When using "they have worked", ensure the context clearly indicates the time frame and the specific task or project they were involved in. This provides clarity and avoids ambiguity.
Common error
Avoid mixing tenses. Don't switch to simple past ("they worked") mid-sentence if you've already established the present perfect tense ("they have worked"). Maintain consistency for clarity.
Source & Trust
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "they have worked" functions as a verb phrase in the present perfect tense. It indicates that a group of individuals has completed a task or been employed at some point in the past. Ludwig AI confirms the grammatical correctness and usability in various contexts.
Frequent in
News & Media
70%
Science
15%
Formal & Business
5%
Less common in
Wiki
3%
Academia
2%
Reference
1%
Ludwig's WRAP-UP
In summary, "they have worked" is a grammatically sound and frequently used phrase that conveys the completion of an action by a group of individuals. Ludwig AI confirms its correctness and common usage. Predominantly found in news and media, as well as scientific contexts, its register is generally neutral, making it appropriate for both formal and informal communication. When using this phrase, ensure that the context clearly defines both the time frame and the specific task. Consider using alternative phrases to refine the meaning or tone of the message, such as "they've been employed" or "they have labored". Pay close attention to maintaining consistent verb tenses.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
they've been employed
Uses a different verb form and emphasizes the state of being employed rather than the action of working.
they have labored
Replaces "worked" with a more strenuous-sounding synonym, implying harder effort.
they have toiled
Similar to 'labored', implies long, hard work.
they exerted effort
Uses a more formal and descriptive phrase instead of the direct verb "worked".
they put in the hours
Idiomatic expression focusing on time spent working.
they have collaborated
Focuses on teamwork and joint effort.
they have operated
Suggests a more functional or mechanical type of work.
they were functional
This highlights the active capacity of the person or object
they've been effective
Highlights the success of their workings.
they fulfilled the task
Focuses on task completion rather than the process of working.
FAQs
What does "they have worked" mean?
The phrase "they have worked" indicates that a group of people completed a task or were employed at some time in the past up to the present. The exact duration and context must usually be derived from other parts of the text.
What are some alternatives to "they have worked"?
Alternatives include phrases like "they have labored", "they exerted effort", or "they've been employed", depending on the specific nuance you want to convey.
How do I use "they have worked" in a sentence?
You can use "they have worked" to describe the effort a group of people have put into something, for example: "They have worked tirelessly to complete the project on time."
Is there a difference between "they have worked" and "they worked"?
Yes, "they have worked" (present perfect) implies that the action has relevance to the present or has happened within a time period that extends to the present. "They worked" (simple past) simply states that they completed a task at a specific point in the past.
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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
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested