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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
that they are able
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "that they are able" is correct and can be used in written English.
It is typically used to describe a group that is capable of doing something. For example: "I'm confident that they are able to complete the task on time."
✓ Grammatically correct
News & Media
Science
Academia
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
Are you finding that they are able to deliver?
News & Media
Not that they are able to do so.
News & Media
I think that they are able to play together.
News & Media
Our experimental outcomes demonstrate that they are able to induce oxidative damage to liposome membranes.
Science
"Or maybe the fact that they are able to live independently means that they are able to manage stress better than the average person," he said.
News & Media
All enrolled students should confirm immediately that they are able to access and view the website.
Academia
That's the surprising thing to me — that they are able to manage that.
News & Media
The economic boom ensures that they are able to find jobs.
News & Media
"People show off that they are able to afford this fabulously expensive drug," said Dr Thomas.
News & Media
But that they are able to do something like this, that is what they found impressive".
News & Media
"It is our job to make sure that they are able to work that out.
News & Media
Expert writing Tips
Best practice
When using "that they are able", ensure the sentence clearly indicates what "they" refers to, avoiding ambiguity. For instance, specify the group or individuals being discussed before stating their capability.
Common error
Be mindful of redundant phrasing. While grammatically correct, phrases like "they are able to be able to" are repetitive. Rephrase to something more concise, such as "they can" or "they are equipped".
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "that they are able" functions as a clause introducing a statement of capability or possibility. It specifies what a group is capable of doing. As Ludwig AI confirms, the phrase is grammatically sound and commonly used.
Frequent in
News & Media
35%
Science
33%
Academia
10%
Less common in
Formal & Business
8%
Wiki
7%
Encyclopedias
7%
Ludwig's WRAP-UP
In summary, the phrase "that they are able" is a grammatically correct and frequently used expression to indicate capability or potential. As confirmed by Ludwig AI, it commonly appears in news, scientific, and academic writing. When using the phrase, ensure clear reference to the subject and avoid redundancy. Alternatives like "they can" or "they are capable of" may provide conciseness. This phrase is generally suitable for neutral to formal registers, with the formality level often dictated by surrounding vocabulary.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
they can
A more concise and direct way of expressing ability.
they have the ability to
Replaces "are able" with "have the ability", focusing on possession of a skill.
they are capable of
Uses "capable" instead of "able", highlighting inherent capacity.
they are in a position to
Indicates that circumstances allow them to do something.
they are empowered to
Suggests that they have been given the authority or power to act.
they are qualified to
Highlights that they possess the necessary qualifications or skills.
they are permitted to
Focuses on permission rather than ability.
they are equipped to
Focuses on having the necessary resources or tools.
it is within their power to
Emphasizes the extent of their control or influence.
they are authorized to
Similar to "permitted", but often implies a more formal authorization.
FAQs
How can I use "that they are able" in a sentence?
The phrase "that they are able" introduces a clause specifying someone's capability. For example, "The study demonstrates that they are able to adapt to changing conditions."
What are some alternatives to "that they are able"?
Alternatives include "they can", "they are capable of", or "they have the ability to" depending on the specific nuance you wish to convey.
Is it always necessary to include "that" before "they are able"?
The inclusion of "that" is often optional but can improve clarity, especially in more formal writing. Omitting "that" is common in informal contexts but can sometimes create ambiguity.
What is the difference between "that they are able" and "that they were able"?
"That they are able" refers to a present capability, while "that they were able" refers to a past capability. The choice depends on whether the ability is current or historical.
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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
4.5/5
Expert rating
Real-world application tested