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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 covered
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "must be covered" is correct and usable in written English.
It can be used to indicate that something is required to be concealed or protected, often in the context of rules, guidelines, or safety measures. Example: "All electrical outlets in the children's play area must be covered to ensure safety."
✓ Grammatically correct
News & Media
Science
Wiki
Alternative expressions(20)
shall be concentrated
should be protected
must be acquired
must be tackled
must be accommodated
must be consolidated
must be detected
must be corrected
must be effected
shall be understood
will fall upon
shall be implemented
must be discovered
shall be remembered
shall be incorporated
needs to be addressed
shall be generated
shall be encouraged
shall be demonstrated
must be confronted
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
Fixed costs must be covered.
News & Media
Their heads and bodies must be covered.
News & Media
And a tour must be covered.
News & Media
And: "If he makes mistakes, they must be covered.
News & Media
But rules are rules: men's heads must be covered.
News & Media
That the war must be covered is hardly in dispute.
News & Media
All the pasta must be covered with water.
News & Media
Must be covered in end-of-term doodles.
News & Media
Each of the five senses must be covered.
News & Media
The health law creates new requirements for the benefits that must be covered.
News & Media
They weren't on the list, so they must be covered, right?
News & Media
Expert writing Tips
Best practice
When using "must be covered" in safety guidelines, be specific about what needs covering and why. Clarity prevents misunderstandings and ensures compliance.
Common error
Avoid using "must be covered" in casual conversation; it sounds overly formal. Opt for more relaxed alternatives like "needs to be" or "should be."
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "must be covered" primarily functions as a passive construction expressing obligation or necessity. As Ludwig AI indicates, it's used to convey that something is required to be concealed, protected, or included. Examples from Ludwig show its use in contexts ranging from financial obligations to safety regulations.
Frequent in
News & Media
40%
Science
30%
Wiki
15%
Less common in
Formal & Business
10%
Academia
3%
Reference
2%
Ludwig's WRAP-UP
In summary, the phrase "must be covered" is a grammatically sound and frequently used expression that conveys obligation or necessity. As Ludwig AI confirms, it's appropriate in various contexts, including news, science, and formal documents. While versatile, it's essential to consider the formality of the situation and choose alternative phrasings for casual settings. With strong representation across authoritative sources such as The New York Times and The Guardian, "must be covered" remains a robust and reliable choice for clear communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
has to be concealed
Replaces 'must' with 'has to', emphasizing obligation, and uses 'concealed' to focus on hiding.
has to be included
Changes to 'has to be included', focusing on the necessity of including something.
needs to be protected
Substitutes 'must' with 'needs to', indicating a requirement, and uses 'protected' to highlight safeguarding.
is required to be shielded
Uses 'is required' for formality and 'shielded' to specify a type of protection.
is imperative to safeguard
Highlights the urgency and importance of safeguarding something.
should be concealed
Replaces 'must' with 'should', softening the obligation to a recommendation, and uses 'concealed'.
needs to be addressed
Shifts the focus to addressing or dealing with a topic or issue.
is essential to include
Shifts focus to inclusion as a necessity, using 'essential' for emphasis.
should be addressed
Softens the obligation to a suggestion that something be addressed.
is mandatory to encompass
Emphasizes the compulsory nature of including something comprehensively.
FAQs
How can I use "must be covered" in a sentence?
Use "must be covered" to indicate a requirement or obligation for something to be shielded or included, as in, "All financial losses "must be covered" by the insurance policy."
What are some alternatives to "must be covered"?
Alternatives include "has to be concealed", "needs to be protected", or "is required to be shielded", depending on the specific nuance you want to convey.
Which is correct, "must be covered" or "should be covered"?
"Must be covered" indicates a stricter requirement than "should be covered". Use "must" when there is a firm obligation and "should" when it's a recommendation.
In what situations is it appropriate to use "must be covered"?
It's appropriate in formal contexts such as legal documents, safety manuals, or official guidelines where clear obligations are being defined. In informal settings, less forceful phrasing might be more suitable.
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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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested