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
I was assembling
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "I was assembling" is correct and usable in written English.
It can be used to describe an action that was in progress in the past, typically referring to putting together parts or components. Example: "I was assembling the furniture when I realized I was missing a crucial piece."
✓ Grammatically correct
News & Media
Science
Alternative expressions(20)
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
6 human-written examples
I was assembling the money to buy my apartment in 1998, when the sponsor sold all of his unsold units to an investor.
News & Media
It took me a long time--a couple of decades, actually--to grasp the point, but I had a sudden revelation concerning it last week, when I was assembling a snow thrower sent to me as a gift.
News & Media
"I was assembling and testing some bits and pieces for which purpose I did not know," he says.
News & Media
Back in November 2015, I recruited a CPA, a Facebook Marketing Expert and a Lawyer to join in on a group program I was assembling.
News & Media
(Nurse, Dispensary C). "See this scar, one time I was conducting delivery during night using mobile phone torch, I couldn't see the surgical blade I used to cut the umbilical cord and when I was assembling equipment, I cut myself unknowingly, thank God the woman was safe without HIV".
Science
This situation was reported to expose mothers, babies and health workers to injuries and infection as observed by one staff: "See this scar, one time I was conducting delivery during night using mobile phone torch, I couldn't see the surgical blade I used to cut the umbilical cord and when I was assembling equipment, I cut myself unknowingly, thank God the woman was safe without HIV".
Science
Human-verified similar examples from authoritative sources
Similar Expressions
54 human-written examples
Chromosome I was assembled from two overlapping fragments, P1 - P2 (4,885 bp) and P3 - P4 (7,659 bp).
Science
The recruitment network for SILVER-AMI was assembled with the goal of reflecting a wide geographic distribution and a diverse mix of practice types.
Science
Forget about campervans, he said: I'm assembling a luxury fleet.
News & Media
"I don't create, I just assemble," Balanchine said, and this is exactly how I feel while I am assembling language into poetry.
News & Media
"I've been practicing the repertoire I'm assembling at the Crater on all these collectors," the artist, 70, says, pausing to stroke his beard.
News & Media
Expert writing Tips
Best practice
Use "I was assembling" to describe a process of putting parts together, gathering components, or preparing for a task that was in progress at a specific time in the past.
Common error
Avoid using "assemble" to describe a future action if the process has not yet started. Instead of saying "I will be assembling the team next week", consider "I will assemble the team next week" or "I will be putting the team together next week".
Source & Trust
88%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "I was assembling" functions as a verb phrase indicating an action in progress in the past. As Ludwig AI suggests, it describes the process of putting things together or gathering components. The auxiliary verb "was" and the present participle "assembling" combine to form the past continuous tense.
Frequent in
News & Media
43%
Science
43%
Formal & Business
14%
Less common in
Academia
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "I was assembling" is a grammatically correct and commonly used verb phrase that describes an action in progress in the past. According to Ludwig AI, it's generally used to describe the act of putting things together or gathering components for a project. This phrase is found most frequently in news and media, and scientific contexts. While "assembling" can sometimes sound slightly formal, using it with "I was" makes it appropriate for general conversations. Remember that alternatives like "I was putting together" or "I was preparing" can also be used depending on the context to convey the same meaning. When writing, it's important to ensure that "I was assembling" is used to describe actions happening in the past, not actions you intend to start in the future.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
I was putting together
Replaces "assembling" with a more common and less formal synonym.
I was constructing
Uses a more formal synonym for "assembling", emphasizing the building aspect.
I was building
Emphasizes the creation aspect of assembling something.
I was piecing together
Highlights the process of combining smaller parts into a whole.
I was gathering
Shifts the focus to collecting items rather than building something.
I was preparing
Broadens the action to include any type of readiness, not just physical construction.
I was creating
Focuses on the act of bringing something into existence.
I was compiling
Implies gathering information or data rather than physical objects.
I was drafting
Suggests creating a preliminary version or outline.
I was forming
Highlights the shaping or molding of something into a particular form.
FAQs
What does "I was assembling" mean?
The phrase "I was assembling" describes the action of putting something together or gathering components, which was in progress at a particular point in the past. For example, "I was assembling a bookshelf" means you were in the process of building the bookshelf.
What are some alternatives to "I was assembling"?
Depending on the context, you could use phrases like "I was putting together", "I was constructing", or "I was preparing". For example, instead of saying, "I was assembling the presentation", you could say, "I was preparing the presentation".
Is it correct to say "I am assembling" instead of "I was assembling"?
Both are correct, but they describe different time frames. "I am assembling" describes an action happening now, while "I was assembling" refers to an action that was in progress in the past.
How does "I was assembling" differ from "I assembled"?
"I assembled" indicates a completed action in the past, while "I was assembling" describes an action that was in progress at a specific time in the past but may or may not have been completed. For example, "I assembled the model" means you finished it, but "I was assembling the model" just means you were in the process of building it.
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
88%
Authority and reliability
4.1/5
Expert rating
Real-world application tested