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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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I completed

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "I completed" is correct and usable in written English.
You can use it to indicate that you have finished a task or activity. Example: "I completed the report ahead of the deadline."

✓ Grammatically correct

News & Media

Science

Human-verified examples from authoritative sources

Exact Expressions

59 human-written examples

I completed the Fafsa successfully.

News & Media

The New York Times

I completed this task expertly.

News & Media

The New York Times

And I completed that task.

News & Media

The New York Times

I completed my service after business school.

News & Media

The New York Times

What advanced genealogical education have I completed?

News & Media

The New York Times

I completed my school certificate in Blantyre".

News & Media

The New Yorker

I completed my PhD in 3 years.

News & Media

The Guardian

Today I completed the sentence with : "…hat".

News & Media

The Guardian

If I completed, I'd be establishing a new world record.

I completed the yomp last year, no problem".

News & Media

The Guardian

He died at the very moment I completed the piece.

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Expert writing Tips

Best practice

When describing educational achievements, specify the type of program or degree, for example, "I completed my PhD" or "I completed my high school diploma".

Common error

Avoid ambiguity by specifying what you completed. For instance, instead of simply saying "I completed", provide details such as "I completed the project report" or "I completed the training course."

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

85%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "I completed" functions as a declarative statement expressing the successful termination of an action or task performed by the speaker. Ludwig shows the wide application of this phrase across various contexts.

Expression frequency: Very common

Frequent in

News & Media

38%

Science

32%

Formal & Business

15%

Less common in

Academia

5%

Encyclopedias

5%

Wiki

5%

Ludwig's WRAP-UP

In summary, "I completed" is a versatile and commonly used phrase that effectively communicates the successful completion of an action or task. Ludwig AI confirms its grammatical correctness and wide applicability across various contexts, from academic and scientific writing to news and media. While alternatives like "I finished" or "I accomplished" exist, "I completed" emphasizes thoroughness and finality. When using the phrase, ensure clarity by specifying what was completed. As the analysis shows, this phrase is a simple way to clearly convey that you finalized something.

FAQs

How can I use "I completed" in a sentence?

You can use "I completed" to indicate that you have finished a task or activity. For example, "I completed the report ahead of the deadline" or "I completed my service after business school".

What can I say instead of "I completed"?

You can use alternatives like "I finished", "I concluded", or "I accomplished" depending on the context.

Which is correct, "I completed" or "I have completed"?

Both are correct, but "I completed" typically refers to a past action with a known completion time, while "I have completed" ("I have completed") indicates a past action with relevance to the present.

What is the difference between "I completed" and "I was completed"?

"I completed" means you finished something yourself, while "I was completed" is grammatically incorrect. A correct passive form would be something like "The task was completed by me", but active voice is clearer.

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Source & Trust

85%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: