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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
must be redone
Grammar usage guide and real-world examplesUSAGE SUMMARY
'must be redone' is correct and usable in written English.
You can use it when referring to something that needs to be done or completed again. For example, "The report must be redone because it contains several errors."
✓ Grammatically correct
News & Media
Science
Wiki
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
12 human-written examples
Making decisions that are vulnerable increases the risk that time-consuming, labor-intensive scientific and regulatory work must be redone.
News & Media
In addition, the winery and barrel room, in a rustic stone building constructed in 1889, must be renovated, and facilities for drainage and waste must be redone.
News & Media
Mr. Barrès believes that much of the restoration work must be redone, and contends that there has been some irreparable damage.
News & Media
The weary-looking Market Place stretch, he insists, is "the hole in the doughnut" that absolutely must be redone to make the urban whole palatable to investors.
News & Media
But many teachers say that in fact, the feelings they associate with bulletin boards -- they usually must be redone once a month -- are closer to exasperation, dread and flat-out fury.
News & Media
All sides finally agreed that a new electoral law must be redone to give more breathing room to the winner of the next elections — crucial for pushing through any major changes.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
48 human-written examples
"The government will be redone.
News & Media
Electrical and water had to be redone.
News & Media
The large lobbies will be redone.
News & Media
They have to be redone constantly.
News & Media
"The procedure can be redone if necessary.
News & Media
Expert writing Tips
Best practice
When using "must be redone", ensure the context clearly indicates why the action needs to be repeated. Specify the reasons for revision to avoid ambiguity.
Common error
Avoid using "must be redone" excessively without providing a clear rationale. Overusing the phrase can make your writing sound overly critical or negative.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "must be redone" functions as a modal passive construction expressing necessity. According to Ludwig AI, it indicates that a particular action or task is required to be repeated or corrected. The modal verb "must" emphasizes the obligation, while the passive voice focuses on the action being performed on the subject.
Frequent in
News & Media
40%
Science
40%
Wiki
20%
Less common in
Formal & Business
0%
Academia
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, "must be redone" is a grammatically sound phrase used to express the necessity of repeating an action due to errors or inadequacy. As Ludwig AI confirms, it is correct and usable in written English. It is common in News & Media and Science contexts, making it versatile for varied communication purposes. When using the phrase, ensure clarity about why the action needs repeating, and avoid overuse without justification. Alternatives include "needs to be redone" and "has to be redone", providing options for different tones.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
needs to be redone
Emphasizes the requirement for redoing something but is slightly less formal than "must".
has to be redone
Indicates an obligation to redo something, similar to "must", but with a slightly different tone.
requires redoing
Highlights the necessity of redoing something, framing it as a requirement.
demands a revision
Focuses on the need for a revised version, often used in formal contexts.
is in need of revision
Emphasizes the current state requiring revision.
should be redone
Suggests a recommendation or advisability for redoing something, slightly less forceful than "must".
warrants redoing
Indicates that something is justified in being redone due to its current state.
calls for a remake
Suggests a complete new version or reconstruction is required.
necessitates a rewrite
Highlights the need for a complete rewrite, often used in the context of written material.
begs for a second attempt
Emphasizes the poor quality of the initial effort and the strong need for a new one.
FAQs
How can I use "must be redone" in a sentence?
Use "must be redone" to express that something needs to be done again, like "The report "must be redone" due to numerous errors".
What are some alternatives to saying "must be redone"?
You can use alternatives like "needs to be redone", "has to be redone", or "requires redoing" depending on the context.
Is "must be redone" formal or informal?
"Must be redone" is generally suitable for both formal and informal contexts, but in very formal settings, consider alternatives like "demands a revision".
What's the difference between "must be redone" and "should be redone"?
"Must be redone" implies a stronger necessity than "should be redone". "Must" indicates an obligation, while "should" suggests a recommendation.
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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