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

did he signed

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase 'did he signed' is not correct and not usable in written English.
Instead, you should use the past tense form of the verb 'sign', which is 'signed'. For example: 'Did he signed the contract?' should be written as, 'Did he sign the contract?'.

⚠ May contain grammatical issues

News & Media

Human-verified examples from authoritative sources

Exact Expressions

2 human-written examples

While Kallen concluded that it did, he signed a memorandum on Dec. 30, 2004, that legally, because of the insertion of "Footnote 8," allowed for the opposite interpretation.

EMMA: Well I think yes I do because he did he signed a confession he did do it, and I don't know enough about his condition or him to know whether he knew it was wrong or whether he considered it wrong or not, but he did do it.

News & Media

BBC

Human-verified similar examples from authoritative sources

Similar Expressions

58 human-written examples

Only then did he sign.

News & Media

The New York Times

Did he sign off on the statement?

And when did he sign the order?

News & Media

The New York Times

Did he sign the consent form?

News & Media

The New York Times

"If he was sick, how did he sign it?

News & Media

The New York Times

Did he sign the Official Secrets Act? "Several times, probably".

So Clinton did not negotiate NAFTA, nor did he sign it.

Only in January 1986 did he sign a special finding approving such sales.

News & Media

The New York Times

"If Silajdzic doesn't like Dayton, then why did he sign it?" he asked.

News & Media

The New York Times
Show more...

Expert writing Tips

Best practice

Always use the base form of the verb after the auxiliary verb "did". The correct phrasing is "Did he sign...?", not "Did he signed...?"

Common error

A common mistake is using the past participle form ("signed") after the auxiliary verb "did". Remember that "did" requires the base form of the verb ("sign") to form the past simple question.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

89%

Authority and reliability

1.8/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "did he signed" is intended as an interrogative construction, aiming to inquire whether a specific individual completed the action of signing something in the past. However, according to Ludwig AI, the phrase is grammatically incorrect.

Expression frequency: Rare

Frequent in

News & Media

33%

Science

0%

Formal & Business

0%

Less common in

Wiki

0%

Encyclopedias

0%

Academia

0%

Ludwig's WRAP-UP

In summary, while the phrase "did he signed" intends to inquire about a past signing event, it's grammatically incorrect. According to Ludwig AI, the correct form is ""did he sign"". Although examples exist, their presence doesn't validate the phrase's correctness. It's best to use the grammatically correct alternative to ensure clear and professional communication. The predominant context found is in "News & Media", but regardless of context, prioritize grammatical accuracy. Other correct options are "Has he signed?" or "Was it signed by him?".

FAQs

What is the correct way to ask if someone signed a document in the past?

The correct way to ask if someone signed a document in the past is "Did he sign the document?" The auxiliary verb "did" requires the base form of the verb ("sign").

Why is "did he signed" grammatically incorrect?

The phrase "did he signed" is grammatically incorrect because "did" is an auxiliary verb that indicates past tense. When used, the main verb should be in its base form ("sign") not its past participle form ("signed").

What are some alternative ways to ask if someone has signed something?

Instead of asking "Did he sign?", you could ask "Has he signed it yet?" or "Was it signed by him?" or "Had he signed the document before the deadline?"

How do I avoid making the mistake of using "signed" after "did"?

To avoid this mistake, remember that "did" is a past tense auxiliary verb. Therefore, the main verb should always be in its base form. Practice forming questions with "did" and ensure you use the base form of the verb, such as "did he sign" instead of "did he signed".

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

89%

Authority and reliability

1.8/5

Expert rating

Real-world application tested

Most frequent sentences: