Used and loved by millions
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
make sure that
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase 'make sure that' is correct and can be used in written English.
It is used to emphasize that something should be done or checked in order to ensure a desired outcome. For example, "Make sure that you complete the paperwork by Friday."
✓ Grammatically correct
Wiki
News & Media
Science
Alternative expressions(20)
ensure that
verify that
confirm that
check that
be certain that
see to it that
assure yourself that
take care that
guarantee that
ascertain that
please remark that
it is recommendable that
please pass that
understand that
it is pertinent that
it is crucial that
I suggest that
it is important that
please find that
we recommend that
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
Let's make sure that happens.
News & Media
Make sure that they know their place.
News & Media
Make sure that it swings.
Science & Research
Make sure that she's interested.
Wiki
Make sure that it's clean.
Wiki
Make sure that LOOK clean.
Wiki
Make sure that everything matches.
Wiki
Make sure that they're comfy!
Wiki
Make sure that concepts flow.
Wiki
Make sure that it's rectangular.
Wiki
Make sure that you're comfortable.
Wiki
Expert writing Tips
Best practice
When giving instructions, use "make sure that" to clearly emphasize crucial steps. For example, "Make sure that you back up your data before installing the new software."
Common error
While "make sure that" is useful, avoid using it excessively in a single piece of writing. Vary your language by using synonyms like "ensure", "verify", or "confirm" to maintain reader engagement.
Source & Trust
65%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "make sure that" functions as a directive or an instruction. It introduces a clause that specifies an action to be taken to ensure a desired outcome. Ludwig examples show it consistently used to emphasize the importance of a subsequent action or condition.
Frequent in
Wiki
68%
News & Media
5%
Science
27%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "make sure that" is a common and grammatically correct way to emphasize the importance of an action or condition. Ludwig AI confirms its proper usage, and the examples show it's used across various contexts, especially in providing instructions and guidance. While its register is generally neutral to informal, it's a versatile phrase applicable in diverse situations. To avoid overuse, consider synonyms like "ensure that" or "verify that".
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
ensure that
A more formal synonym that emphasizes guaranteeing a specific outcome.
check that
A simple and direct way to suggest a quick verification.
verify that
Focuses on confirming the truth or accuracy of something.
confirm that
Similar to 'verify that', but often implies a less rigorous checking process.
be certain that
Highlights the importance of having no doubt about something.
see to it that
An idiomatic expression indicating personal responsibility for ensuring something happens.
assure yourself that
Emphasizes the need for personal confirmation or verification.
take care that
Emphasizes caution and attention to detail to prevent problems.
guarantee that
Suggests a strong assurance that something will occur or is true.
ascertain that
A formal term for finding something out for certain.
FAQs
How can I use "make sure that" in a sentence?
"Make sure that" is used to emphasize the importance of taking a specific action. For example, "Make sure that you lock the door when you leave."
What are some alternatives to "make sure that"?
You can use alternatives such as "ensure that", "verify that", or "confirm that" depending on the context.
Is it better to say "ensure that" or "make sure that"?
"Ensure that" is generally considered more formal than "make sure that". The best choice depends on the context and your desired tone. While the first can be used in formal or professional communication, the other is best used for informal communication.
What's the difference between "make sure that" and "be sure that"?
"Make sure that" implies taking action to guarantee a result, while "be sure that" suggests a state of certainty. For example, "Make sure that you submit your application on time" versus "Be sure that you have all the required documents".
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
65%
Authority and reliability
4.1/5
Expert rating
Real-world application tested