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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
one thing to do
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "one thing to do" is correct and usable in written English.
It can be used when referring to a specific task or action that needs to be accomplished. Example: "In this situation, there is only one thing to do: we must act quickly to resolve the issue."
✓ Grammatically correct
News & Media
Alternative expressions(20)
one thing to observe
it's worth mentioning
one thing to decry
a key takeaway is
importantly
bear in mind
one thing to esteem
one thing to complain
an important consideration
the only course of action
it's important to remember
the only alternative
one thing to unite
the next step
one thing to play
one thing to note
one thing to talk
keep in mind
one thing to go
of particular interest
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
There's only one thing to do: put on a show!
News & Media
"One thing to do is to run advertising campaigns on the sites.
News & Media
One thing to do is fight to get these healthier kinds of products on supermarket shelves.
News & Media
"It's one thing to do this right in our community.
News & Media
Which leaves only one thing to do – let Louis Armstrong play us out.
News & Media
Photograph: Alicia Canter Of course, before the bands start, there's really only one thing to do.
News & Media
"They picked one thing to do and are doing it better than anyone else".
News & Media
There was only one thing to do: move into the tower.
News & Media
When its livelihood suddenly disappeared, Image Entertainment had one thing to do.
News & Media
Meanwhile, there was only one thing to do: Pray that the plants had shriveled to death.
News & Media
"You had one thing to do," Dima said, before hanging up.
News & Media
Expert writing Tips
Best practice
Use "one thing to do" to clearly and concisely indicate the most important or only action required in a situation. It can simplify complex scenarios for your audience.
Common error
While "one thing to do" is useful, avoid using it repeatedly in close proximity. Vary your language with alternatives like "the next step" or "the only option" to maintain reader engagement.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "one thing to do" functions as a noun phrase that describes a specific action or task that must be performed or considered. It typically appears in contexts where a decision needs to be made or a problem needs to be solved. Ludwig confirms this is a valid phrase.
Frequent in
News & Media
80%
Wiki
8%
Science
4%
Less common in
Formal & Business
3%
Encyclopedias
2%
Reference
3%
Ludwig's WRAP-UP
In summary, the phrase "one thing to do" is a grammatically sound and widely used expression that serves to simplify situations by pinpointing the most crucial action. Ludwig AI confirms its validity and common usage. Predominantly found in News & Media contexts, it maintains a neutral register suitable for diverse communication needs. While effective, it's advisable to diversify your phrasing with alternatives like "the only option" to prevent repetition. This ensures clarity and engagement in your writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
the only course of action
Focuses on the limited number of options available.
the sole option
Emphasizes that there is only one possibility.
nothing else to do
Highlights the lack of alternative choices.
the only alternative
Similar to 'the sole option' but puts emphasis on the option being an alternative to something.
the only way forward
Suggests a path or direction that must be taken.
the remaining task
Focuses on a specific job or duty that needs completion.
the only thing left
Indicates that all other options have been exhausted.
the necessary step
Emphasizes the importance and required nature of the action.
the unavoidable action
Highlights that the action cannot be prevented.
the imperative measure
Implies a crucial or urgent action that must be taken.
FAQs
How can I rephrase "one thing to do" for variety?
Alternatives include "the only option", "the sole alternative", or "the only way forward", depending on the specific context.
Is it grammatically correct to use "one thing to do"?
Yes, "one thing to do" is grammatically correct and widely accepted in English. Ludwig AI confirms its validity.
When is it appropriate to use the phrase "one thing to do"?
Use "one thing to do" when you want to emphasize that there is a single, clear action that needs to be taken, especially in situations with limited options or urgent needs.
What's the difference between "one thing to do" and "the next step"?
"One thing to do" emphasizes the singularity and often the necessity of an action, while "the next step" implies a sequential action in a process, not necessarily the only one.
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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