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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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It certainly did

Grammar usage guide and real-world examples

USAGE SUMMARY

"It certainly did" is correct and commonly used in written English as a response to an affirmative statement.
For example: Person A: "Did you enjoy the meal?" Person B: "It certainly did!".

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

It certainly did.

It certainly did for us.

It certainly did on Pica.

News & Media

The Guardian

"It certainly did," he said.

News & Media

The New York Times

It certainly did for me.

News & Media

Independent

"It certainly did that".

News & Media

The New York Times

It certainly did not work.

It certainly did in that case.

News & Media

The New York Times

It certainly did not look that way.

It certainly did not challenge him.

News & Media

The New York Times

It certainly did not happen overnight.

Show more...

Expert writing Tips

Best practice

Consider the context and choose an alternative phrase if a different nuance is needed. For example, "It absolutely did" conveys stronger emphasis, while "It probably did" suggests less certainty.

Common error

While acceptable, "It certainly did" can sound less formal. In professional or academic writing, consider alternatives like "Indeed, it did" or rephrase the sentence for a more sophisticated tone.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

87%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The primary grammatical function of "It certainly did" is as an affirmative response, confirming or agreeing with a preceding statement or question. Ludwig AI identifies this as a common way to express agreement, and many examples demonstrate this usage.

Expression frequency: Very common

Frequent in

News & Media

80%

Encyclopedias

8%

Science

4%

Less common in

Formal & Business

3%

Wiki

3%

Reference

2%

Ludwig's WRAP-UP

In summary, "It certainly did" is a common and grammatically correct phrase used to express strong agreement or affirmation. Ludwig AI confirms its validity and frequent appearance across various contexts, particularly in news and media. While generally neutral in register, it might be less suitable for highly formal or academic writing, where more sophisticated alternatives could be considered. When using this phrase, remember that it's a way to emphasize your agreement, so choose it when you want to make a clear and affirmative statement.

FAQs

How can I use "It certainly did" in a sentence?

Use "It certainly did" as a direct and affirmative response to a statement or question. For example: Person A: "The presentation was effective." Person B: "It certainly did!"

What are some alternatives to "It certainly did"?

You can use alternatives such as "It undoubtedly did", "It absolutely did", or "Indeed" depending on the context.

Is "It certainly did" suitable for formal writing?

While grammatically correct, "It certainly did" is more appropriate for informal or neutral contexts. In formal writing, consider using a more sophisticated phrase like "Indeed, it did" or rephrasing the sentence altogether.

What does "It certainly did" imply?

The phrase implies strong agreement and affirmation. It suggests that the speaker not only agrees but also wants to emphasize their agreement with the previous statement.

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Authority and reliability

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Real-world application tested

Most frequent sentences: