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 assembled
Grammar usage guide and real-world examplesUSAGE SUMMARY
"have been assembled" is correct and usable in written English.
You can use it in the past perfect tense. For example, "The parts of the bike have been assembled."
✓ Grammatically correct
Science
News & Media
Alternative expressions(20)
have been formulated
had been gathered
have been put together
have been consolidated
have been integrated
were constructed
have been composed
were allocated
have been congregated
have been settled
have been fabricated
have been built
were gathered
were detected
have been organised
were obtained
were accumulated
have been collected
were located
have been formed
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
Again, this shows that longer lineage specific repeats have been assembled in the M_zebra_UMD1 assembly.
Science
These are what have been assembled here.
News & Media
(Whether they have been assembled is anyone's guess).
News & Media
The devices would have been assembled during the flight.
News & Media
Instead they attempt to reconstruct how the books must have been assembled.
News & Media
Somewhere in the great celestial radio commentary box my dream team have been assembled.
News & Media
(See the various compendia that have been assembled in the past few days).
News & Media
Many great museum collections have been assembled by one man with a plan.
News & Media
The odd creatures sometimes seem to have been assembled with an eye to horror movies.
News & Media
An army of people could never have been assembled to wage this fight.
News & Media
And that is exactly what his blue-chip lawyers have been assembled to make happen.
News & Media
Expert writing Tips
Best practice
Use "have been assembled" to describe a process where individual components are brought together to form a complete unit or system. It's suitable for both technical and general contexts.
Common error
Avoid using "have been assemble" (incorrect verb form) or "has been assembled" when referring to multiple subjects. Remember that "have" is used with plural subjects and in the present perfect tense.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "have been assembled" is to form the passive present perfect tense of the verb "assemble". It indicates that the action of assembling has been completed at some point in the past and is relevant to the present. Ludwig confirms its correct usage.
Frequent in
Science
40%
News & Media
35%
Wiki
5%
Less common in
Formal & Business
2%
Encyclopedias
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, "have been assembled" is a grammatically sound and widely used phrase in English to describe the completed action of putting components together. According to Ludwig, its correctness is confirmed. The phrase is prevalent in both scientific and news contexts. While alternatives exist, such as "have been constructed" or "have been built", the choice depends on the specific nuance you wish to convey. Remember to use the correct tense and subject-verb agreement to ensure clarity in your writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
have been constructed
Replaces "assembled" with a focus on building or creating something from different parts.
have been built
Similar to "constructed", emphasizing the creation of a structure or system.
have been put together
Offers a more informal way of saying "assembled", suitable for less formal contexts.
have been created
Focuses on the act of bringing something into existence through assembly.
have been composed
Implies that elements have been arranged or combined to create a whole.
have been fabricated
Implies a manufacturing or creation process, often involving specific materials.
have been integrated
Emphasizes the merging and combining of different parts into a unified system.
have been formed
Suggests that the assembly process results in a specific shape or structure.
have been manufactured
Highlights the mass production or industrial aspect of assembling something.
have been configured
Highlights the arrangement and setup of components to achieve a specific function.
FAQs
How can I use "have been assembled" in a sentence?
"Have been assembled" indicates that something has been put together from individual parts. For example, "The new computers have been assembled in the factory" or "The team members have been assembled for the project".
What are some alternatives to "have been assembled"?
Depending on the context, you can use alternatives such as "have been constructed", "have been built", or "have been put together".
Is it correct to say "has been assembled" instead of "have been assembled"?
"Has been assembled" is used with singular subjects, while "have been assembled" is used with plural subjects. For instance, "The device has been assembled" (singular) versus "The devices have been assembled" (plural).
What is the difference between "assembled" and "have been assembled"?
"Assembled" is the past participle and can be used as an adjective (e.g., "the assembled product"). "Have been assembled" is a verb phrase in the present perfect passive voice, indicating a completed action (e.g., "the product components have been assembled").
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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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested