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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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are unable to

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "are unable to" is correct and usable in written English.
It is used to refer to a lack of the capacity to do something. For example: "Due to the heavy snowfall, the airline crew are unable to take off."

✓ Grammatically correct

News & Media

Science

Academia

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

The children are unable to help financially.

News & Media

The New York Times

Many refuse or are unable to leave.

News & Media

The Economist

"They are unable to run," he mused.

News & Media

The New York Times

"People are unable to speak publicly.

News & Media

The New York Times

They are unable to find it.

News & Media

The New Yorker

We are unable to agree.

Small particles are unable to cavitate.

Science

Polymer

We are unable to offer archived concerts.

Some users are unable to access Canvas.

Regretably, we are unable to agree.

We are unable to deliver to P.O.

News & Media

The New Yorker
Show more...

Expert writing Tips

Best practice

When using "are unable to", ensure that the reason for the inability is clear from the context. For example, instead of just saying "They are unable to complete the project", specify "They are unable to complete the project due to lack of funding."

Common error

Avoid using "are unable to" when a simpler phrasing like "cannot" is more concise and effective. While grammatically correct, "are unable to" can sometimes sound unnecessarily formal or wordy.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

87%

Authority and reliability

4.6/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "are unable to" functions as a modal verb phrase, expressing a lack of capacity, ability, or possibility. Ludwig AI validates that it is correct. It indicates that the subject is prevented from performing a specific action. Examples show its wide use in stating limitations or restrictions.

Expression frequency: Very common

Frequent in

News & Media

36%

Science

32%

Academia

20%

Less common in

Formal & Business

7%

Reference

0%

Encyclopedias

0%

Ludwig's WRAP-UP

The phrase "are unable to" is a versatile and grammatically sound construction used to express a lack of capacity or possibility. As confirmed by Ludwig AI, it's suitable for various contexts, ranging from news reports to scientific papers. While "are unable to" finds frequent use in "News & Media", "Science", and "Academia", it is seen less frequently in more informal communications. When writing, remember that while correct, simpler terms such as "cannot" may sometimes offer a more succinct way to express the same idea. By understanding the different nuances and contexts, you will confidently utilize this phrase in your writing.

FAQs

How can I use "are unable to" in a sentence?

You can use "are unable to" to express a lack of capability or possibility. For example: "Due to the storm, rescue teams "are unable to reach" the stranded hikers."

What's the difference between "are unable to" and "cannot"?

While both express inability, "cannot" is generally more direct and less formal. "Are unable to" can be used when a more formal or emphatic tone is desired, as in "We "are unable to offer" a refund in this situation."

What can I say instead of "are unable to"?

Depending on the context, you could use alternatives like "cannot", "are incapable of", or "are not able to". Consider the specific nuance you want to convey when choosing a substitute.

Is it ever incorrect to use "are unable to"?

While grammatically correct, using "are unable to" might be seen as overly formal in casual contexts. Opt for simpler alternatives like "can't" or "cannot" in informal settings. Also, ensure that the subject of the phrase logically aligns with the inability being expressed.

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Source & Trust

87%

Authority and reliability

4.6/5

Expert rating

Real-world application tested

Most frequent sentences: