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
have been questioning
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase 'have been questioning' is correct and usable in written English.
It is generally used to express the idea that something has been the subject of inquiry over a period of time. For example, "Experts have been questioning whether this new policy will be effective."
✓ Grammatically correct
News & Media
Science
Formal & Business
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
58 human-written examples
Credit rating agencies have been questioning Congress about its credibility.
News & Media
Short-sellers have been questioning Green Mountain's accounting for months.
News & Media
Many Latin American leaders and others have been questioning the current prohibitionist doctrine.
News & Media
Investors and analysts have been questioning how the company should be valued.
News & Media
Fans and sports commentators have been questioning the Venky's judgment for months.
News & Media
Recently, historians have been questioning the existence of "ships of fools," said Dr. Torrey.
News & Media
But airline experts have been questioning whether on-board systems are adequate.
News & Media
For more than a century artists across the board have been questioning fundamental assumptions about art.
News & Media
Investors have been questioning Priceline and other e-tailers since March.
News & Media
More than obsess about the trial, people have been questioning their own opinions and even, in some cases, their allegiances.
News & Media
Over the past year, the regulators at the UN have been questioning and rejecting a higher share of projects.
News & Media
Expert writing Tips
Best practice
Use "have been questioning" to indicate an ongoing process of inquiry or doubt, particularly when the period of questioning is relevant.
Common error
Avoid using "have been questioning" when describing a single instance of questioning that has already concluded. Instead, use a simple past tense construction such as "questioned."
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "have been questioning" functions as a present perfect continuous verb phrase, indicating an action that started in the past and continues into the present. As Ludwig AI confirms, this phrase is widely accepted and used.
Frequent in
News & Media
70%
Science
15%
Formal & Business
10%
Less common in
Wiki
2%
Reference
1%
Social Media
2%
Ludwig's WRAP-UP
In summary, the phrase "have been questioning" is a versatile and frequently used verb phrase. Ludwig AI confirms its grammatical correctness and wide acceptance. It is particularly useful for expressing ongoing doubts or inquiries, especially in news, scientific, and business contexts. However, it's important to use it appropriately, avoiding its misuse with single, completed events. When aiming for similar meanings, consider alternatives like "have been investigating" or "have been doubting", depending on the desired nuance. As Ludwig's examples illustrate, the key is to accurately convey the continuous nature of the inquiry or doubt.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
have been investigating
Focuses more on a formal inquiry or examination.
have been doubting
Emphasizes the feeling of uncertainty or disbelief.
have been scrutinizing
Highlights a close and critical examination.
have been challenging
Suggests a more confrontational or argumentative approach.
have been probing
Implies a deeper, more exploratory inquiry.
have been inquiring about
Focuses on seeking information or clarification.
have been debating
Highlights a formal discussion involving opposing arguments.
have been pondering
Implies thoughtful consideration and reflection.
have been suspecting
Suggests a belief that something may be wrong or dishonest.
have been unsure about
Highlights a lack of certainty or confidence.
FAQs
How can I use "have been questioning" in a sentence?
Use "have been questioning" to indicate that someone or a group of people has been expressing doubts or investigating something over a period of time. For example, "Experts "have been questioning" the effectiveness of the new policy since its implementation".
What phrases are similar to "have been questioning"?
Similar phrases include "have been investigating", "have been doubting", or "have been scrutinizing", each with slightly different nuances in meaning.
Is it correct to use "have been questioning" in all contexts?
While generally correct, avoid using "have been questioning" for single, completed events. Use simpler past tense forms like "questioned" instead. For example, instead of "They "have been questioning" him yesterday", say "They questioned him yesterday".
What's the difference between "have been questioning" and "began questioning"?
"Have been questioning" implies an ongoing process, while "began questioning" indicates the start of that process. "They "have been questioning" the results" suggests the inquiry is still active. "They began questioning the results" indicates when the inquiry started but doesn't specify if it's still ongoing.
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
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested