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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
is to keep
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "is to keep" is correct and usable in written English.
It can be used to indicate a purpose or intention, often in the context of explaining what someone aims to do or maintain. Example: "The main goal of this project is to keep the environment clean and sustainable."
✓ Grammatically correct
News & Media
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
One is to keep building.
News & Media
"My job is to keep traffic moving.
News & Media
"The only way is to keep watching.
News & Media
The second strategy is to keep momentum.
News & Media
The challenge is to keep it so.
News & Media
Their answer is to keep Brussels out.
News & Media
The key is to keep at it.
Academia
What's important is to keep on researching".
News & Media
His job is to keep San Francisco Inc.
News & Media
Another is to keep out intruders.
News & Media
The trick is to keep going".
News & Media
Expert writing Tips
Best practice
When using "is to keep", ensure it clearly conveys the intention or purpose within the sentence. It's most effective when followed by a concise and specific verb phrase.
Common error
Avoid using "is to keep" repeatedly within long, convoluted sentences. This can lead to redundancy and weaken the overall impact. Break down complex ideas into simpler statements for better clarity.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is to keep" functions primarily as a purpose clause introducer. It connects a subject with its intended action or objective, explaining what the subject aims to achieve or maintain. This is consistent with Ludwig's analysis, and is well represented in examples of different types.
Frequent in
News & Media
46%
Academia
32%
Science
10%
Less common in
Formal & Business
7%
Wiki
3%
Reference
2%
Ludwig's WRAP-UP
In summary, the phrase "is to keep" serves as a versatile connector, expressing purpose or intention across various contexts. Ludwig's analysis confirms its grammatical correctness and widespread usage, particularly in news and academic settings. While the phrase maintains a neutral register, it's crucial to avoid overuse in complex sentences for clarity. Consider alternatives like "aims to maintain" or "intends to preserve" to add nuance to your writing. As demonstrated by Ludwig, this phrase is a common and effective way to articulate objectives.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
aims to maintain
Focuses on maintaining a current state, shifting the emphasis from action to preservation.
intends to preserve
Highlights the intention to safeguard something, adding a layer of protection.
seeks to retain
Emphasizes the effort to hold onto something, suggesting a possible challenge.
endeavors to uphold
Implies a commitment to support or defend something, suggesting a moral or ethical dimension.
strives to conserve
Focuses on the effort to carefully manage resources, often in an environmental context.
works to sustain
Highlights ongoing effort to support or prolong something, adding an element of continuity.
plans to safeguard
Emphasizes the strategic aspect of protecting something, suggesting a proactive approach.
manages to preserve
Highlights the ability to maintain something despite difficulties.
arranges to protect
Indicates a proactive effort to protect something from harm or damage.
takes steps to maintain
Highlights a series of actions taken to ensure something continues in its current state.
FAQs
How can I use "is to keep" in a sentence?
Use "is to keep" to clearly state the purpose or intention of an action. For example, "The goal "is to keep" expenses low" indicates that maintaining low expenses is the primary objective.
What are some alternatives to "is to keep"?
Depending on the context, you can use phrases like "aims to maintain", "intends to preserve", or "seeks to retain" as alternatives to ""is to keep"".
Is it grammatically correct to use "is to keep"?
Yes, ""is to keep"" is grammatically correct when used to express a purpose or objective. For instance, "The strategy "is to keep" the team focused."
When is "is to maintain" a better choice than "is to keep"?
"Is to maintain" might be preferred when the focus is on preserving an existing state or condition, rather than simply continuing an action. For example, "The priority "is to maintain" the system's stability", while "The priority "is to keep" the system running" focuses on action.
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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
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested