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
has to be tested
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "has to be tested" is correct and usable in written English.
You can use it when indicating that something is required to undergo testing or evaluation. Example: "Before we can launch the new software, it has to be tested thoroughly to ensure there are no bugs."
✓ Grammatically correct
News & Media
Science
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
59 human-written examples
It has to be tested.
News & Media
"The safety net has to be tested".
News & Media
And everything has to be tested at the same time.
News & Media
Now every cow leaving those states has to be tested.
News & Media
Most of the remaining supply has to be tested for potency.
News & Media
The market impact on new BBC services has to be tested and assessed".
News & Media
They are places where human nature and human behaviour has to be tested, extended, challenged.
News & Media
"There is still a lot to be done, and it has to be tested".
News & Media
"It has to be tested, and it will take whatever time it takes to make the necessary adjustments.
News & Media
"When you're talking about an opening, everything has to be tested down to the forks, knives and spoons," she said.
News & Media
"I'm ordering the People to test whatever has to be tested as soon as possible, within 48 hours".
News & Media
Expert writing Tips
Best practice
When using "has to be tested", ensure that the context clearly indicates what is being tested and why. Be specific about the criteria for testing.
Common error
While "has to be tested" is grammatically correct, overuse of passive voice can make your writing sound weak. Consider using active voice when possible to make your sentences more direct and engaging. For example, instead of "The product has to be tested by the engineers", you could write "The engineers must test the product".
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "has to be tested" functions as a modal verb phrase, indicating necessity or obligation. According to Ludwig, this phrase is correct and usable in written English, conveying that something is required to undergo testing or evaluation.
Frequent in
Science
32%
News & Media
66%
Formal & Business
1%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "has to be tested" is a grammatically correct and widely used phrase that signifies a requirement for evaluation or verification. Ludwig AI confirms its validity and usability. It appears frequently in both news and media, as well as scientific contexts, indicating its broad applicability. While alternatives like "must be evaluated" or "needs to undergo testing" exist, the original phrase remains a clear and effective way to convey the necessity of testing. When using it, ensure that the context specifies what is being tested and why, while also being mindful of potentially overusing the passive voice. This analysis offers practical guidance and addresses common linguistic questions related to "has to be tested".
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
must be evaluated
Replaces "tested" with "evaluated", implying a more comprehensive assessment.
needs to undergo testing
Adds "undergo" and rephrases the verb to emphasize the process of testing.
requires verification
Substitutes "tested" with "verification", focusing on confirming accuracy.
should be checked
Uses a weaker modal verb and a more general verb.
demands scrutiny
Employs a stronger verb to convey the necessity of close examination.
warrants assessment
Replaces "tested" with "assessment" emphasizing a broader evaluation.
is subject to examination
Uses a more formal and passive construction.
calls for validation
Focuses on the need to prove the correctness or effectiveness.
is imperative to investigate
Highlights the importance of investigation rather than mere testing.
entails experimentation
Highlights that testing requires performing experiments.
FAQs
How can I use "has to be tested" in a sentence?
Use "has to be tested" to indicate a requirement for evaluation or verification. For instance, "Before release, the software "has to be tested" rigorously".
What are some alternatives to "has to be tested"?
Alternatives include "must be evaluated", "needs to undergo testing", or "requires verification", depending on the desired emphasis.
Is "has to be tested" formal or informal?
"Has to be tested" is suitable for both formal and informal contexts. However, more formal alternatives like "is subject to examination" may be preferred in certain academic or professional settings.
What's the difference between "has to be tested" and "needs to be tested"?
While both convey a requirement for testing, "has to be tested" implies a stronger obligation or necessity, while "needs to be tested" suggests more of a requirement.
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
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested