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
2 hours took
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "2 hours took" is not correct in standard written English.
It is an incomplete expression and lacks clarity regarding what the subject is or what action is being described. Example: "The project took 2 hours to complete."
⚠ May contain grammatical issues
Science
Wiki
News & Media
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
1 human-written examples
For cells that required detection with the acceptor fluorophore, a further incubation with either FB2-Cy5 or anti-pHER2-Cy5 for 2 hours took place to assess EGFR and HER2 phosphorylation states respectively.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
57 human-written examples
After 2 hours, take the dish out of the freezer.
Wiki
The project that unfolded over the last 24 hours took three years of planning, tinkering, experimentation and trial runs.
News & Media
They detained him for 24 hours, took down his information, prints, and pictures, and then returned him to Ciudad Juárez.
News & Media
Face-to-face gender-matched interviews, lasting 1-2 hours, took place in the homes of respondents to ensure confidentiality and improve disclosure.
Science
After the beef has been cooking for 1½ hours, take it out of the oven and baste with the juices.
News & Media
The 82nd running of the Le Mans 24 Hours takes place 14-15 June.
News & Media
Freeze for at least 4-5 hours, take out of mold and enjoy!
News & Media
To prepare for just two end-of-year tests, my students spend an additional 40 hours taking such benchmarking assessments.
News & Media
Bill Anders spent much of the next 20 hours taking as many photographs as possible of targets of interest.
Wiki
After 4 hours take the cells out of the incubator and place them behind the lead shield.
Science
Expert writing Tips
Best practice
When describing how long something lasted, ensure the subject performing the action is clearly stated. For instance, rephrase "2 hours took" to "The project took 2 hours" to improve clarity and grammatical correctness.
Common error
Avoid using "2 hours took" without specifying what the subject is. This construction lacks a clear subject performing the action, which can lead to confusion. Always clarify what required or consumed the time.
Source & Trust
77%
Authority and reliability
2.2/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "2 hours took" functions as an incomplete statement. Based on Ludwig's examples, this construction lacks a subject to clarify what action required the specified time. This omission results in a grammatically unsound expression.
Frequent in
Science
33%
Wiki
33%
News & Media
33%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "2 hours took" is grammatically incorrect due to its incomplete structure and lack of a clear subject. As Ludwig AI indicates, this phrase is "not correct" in standard written English. To rectify this, it's essential to include a subject, such as "The project "took 2 hours"" or restructure the sentence to "It "required 2 hours"". While examples exist across various sources, maintaining grammatical accuracy ensures clarity and effective communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
lasted 2 hours
Replaces 'took' with 'lasted' to express the duration of an event.
required 2 hours
Replaces 'took' with 'required' to indicate necessity of time.
consumed 2 hours
Substitutes 'took' with 'consumed' implying time usage.
2 hours were needed
Restructures the sentence to emphasize the duration's necessity.
2 hours were spent
Highlights how time was allocated instead of what the time 'took'.
demanded 2 hours
Implies that the activity or task necessitated a specific amount of time.
took a duration of 2 hours
Adds specificity to the duration with an expanded structure.
extended for 2 hours
Describes something that prolonged or reached a 2-hour length.
2 hours in duration
Focuses on the length of time in a more descriptive manner.
2 hours passed
Emphasizes the progression of time rather than an action 'taking' it.
FAQs
How can I correctly use a phrase about time duration in a sentence?
Ensure your sentence includes a clear subject performing an action over a specified duration. For example, instead of "2 hours took", use "The meeting "lasted 2 hours"" or "It "took 2 hours" to complete the task".
What are some alternatives to the incorrect phrase "2 hours took"?
Alternatives include phrases like "It "required 2 hours"", "The process "consumed 2 hours"", or "The activity "extended for 2 hours"". These options provide clarity and proper grammatical structure.
Is it ever grammatically correct to start a sentence with a time duration like "2 hours"?
Yes, but it requires a specific sentence structure. For instance, "2 hours "were spent" on the project" is grammatically correct, while "2 hours took" is not. The key is ensuring the verb agrees and the sentence has a complete thought.
What's the difference between saying "It took 2 hours" and the incorrect phrase "2 hours took"?
The phrase "It "took 2 hours"" is grammatically correct because "it" acts as a placeholder subject, and the sentence structure is complete. "2 hours took", however, is missing a subject and a complete verb phrase, rendering it grammatically incorrect.
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
77%
Authority and reliability
2.2/5
Expert rating
Real-world application tested