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 quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

MitStanfordHarvardAustralian Nationa UniversityNanyangOxford

I demonstrates that

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "I demonstrates that" is not correct in English.
It should be "I demonstrate that." You can use the corrected phrase when you want to assert or show evidence for a particular point or argument you are making. Example: "In my research, I demonstrate that regular exercise significantly improves mental health."

⚠ May contain grammatical issues

Science

News & Media

Human-verified examples from authoritative sources

Exact Expressions

2 human-written examples

Inspection of COG I demonstrates that there is significant increase in the expression of enzymes involved in production of poly-hydroxybutyrate (PHB) late in cyst formation.

The failure of MV-GFP infected cells to incorporate I demonstrates that NIS expression is responsible for the observed increases in I uptake.

Science

BMC Cancer

Human-verified similar examples from authoritative sources

Similar Expressions

58 human-written examples

We detected increased lectin staining in E2-treated mice compared with vehicle-treated mice (Fig.  2h, i), demonstrating that E2 increased functional vessel density in the transplanted islets.

The dumbbell was unable to induce signaling by wild type RIG-I, demonstrating that RIG-I cannot signal from an exclusively internal binding site.

Science

eLife

Figure 3G-I demonstrates that NG2 expression in normal mammary gland is associated with blood vessels (arrows) and adipocytes (arrowheads), just as seen in the case of mammary tumor stroma.

"I think it demonstrates that intelligence, both human and electronic, is paramount," Chaffetz told The Huffington Post.

News & Media

Huffington Post

"Can I demonstrate that scientifically?

News & Media

The New York Times

I demonstrated that I did more than party in my time abroad.

News & Media

The Guardian

Most people say it was forced, but I demonstrated that you didn't have to join it".

News & Media

The New Yorker

In my article, I demonstrate that the eyewitness testimony concerning Willingham's behavior grew increasingly damning once police suspected him of murder.

News & Media

The New Yorker

Several months ago, in an essay published in your columns, I demonstrated that for a man to become a really distinguished and fashionable clergyman in….

News & Media

The New Yorker
Show more...

Expert writing Tips

Best practice

Always ensure verb agreement with the subject in your sentences. With the first-person singular pronoun "I", use the base form of the verb, such as "I demonstrate".

Common error

Avoid using the third-person singular verb form (demonstrates) with the first-person singular pronoun (I). The correct form is "I demonstrate".

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

86%

Authority and reliability

1.8/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "I demonstrates that" is grammatically incorrect. The correct form, "I demonstrate that", functions as a declarative statement where the speaker asserts they are proving or showing something. Ludwig AI points out the grammatical error.

Expression frequency: Rare

Frequent in

Science

50%

News & Media

50%

Formal & Business

0%

Less common in

Academia

0%

Encyclopedias

0%

Wiki

0%

Ludwig's WRAP-UP

The phrase "I demonstrates that" is grammatically incorrect; the correct form is "I demonstrate that". As highlighted by Ludwig AI, the verb must agree with the subject. This phrase is used to assert a point supported by evidence, commonly in formal contexts such as science and academic writing. While "I demonstrates that" is incorrect, understanding the proper verb conjugation is crucial for clear and effective communication. Remember to use alternatives like "I show that" or "I prove that" when appropriate.

FAQs

What is the correct way to say "I demonstrates that"?

The grammatically correct way to express this is "I demonstrate that". The verb must agree with the subject.

What can I say instead of "I demonstrates that"?

You can use alternatives like "I show that", "I prove that", or "I establish that", depending on the specific context and the strength of your evidence.

Which is correct, "I demonstrates that" or "I demonstrate that"?

"I demonstrate that" is the correct form. The verb 'demonstrate' must agree with the first-person singular subject 'I'.

How to use "I demonstrate that" in a sentence?

You can use "I demonstrate that" to introduce a conclusion or finding based on evidence. For example, "In this study, I demonstrate that regular exercise improves cardiovascular health".

ChatGPT power + Grammarly precisionChatGPT power + Grammarly precision
ChatGPT + Grammarly

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.

Source & Trust

86%

Authority and reliability

1.8/5

Expert rating

Real-world application tested

Most frequent sentences: