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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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sure I do

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase 'sure I do' is correct and usable in written English.
This phrasing often implies agreement or acknowledgement that something has been said or requested. For example, if someone asked, "Do you like dogs?" you could reply, "Sure I do!".

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Sure I do.

News & Media

The New York Times

c) Sure I do.

"Sure I do," she says.

News & Media

The Economist

"Sure I do," Jay answers.

"Not sure I do that".

News & Media

The New Yorker

I'm not sure I do.

News & Media

The New York Times

"But I'm not entirely sure I do".

News & Media

The New Yorker

I'm not sure I do, either.

News & Media

The New Yorker

"I'm not sure I do right now".

"I'm not sure I do like it," he said thoughtfully.

News & Media

The New Yorker

I'm not sure I do either, despite recent events.

News & Media

The New York Times
Show more...

Expert writing Tips

Best practice

Use "sure I do" as a concise and affirmative response to a question, but be mindful of the context and the level of formality required. It's best used in informal or neutral settings.

Common error

Avoid using "sure I do" in highly formal or professional settings where a more explicit and elaborate affirmation might be more appropriate.

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

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The primary grammatical function of "sure I do" is as an affirmative response, indicating agreement or confirmation. This is supported by Ludwig's examples, where the phrase is used to directly answer questions or acknowledge statements.

Expression frequency: Common

Frequent in

News & Media

75%

Encyclopedias

12%

Science

8%

Less common in

Formal & Business

2%

Reference

2%

Academic

1%

Ludwig's WRAP-UP

In summary, the phrase "sure I do" is a grammatically sound and commonly used expression to convey agreement or affirmation, particularly in neutral to informal settings. Ludwig AI confirms its correctness. The phrase is most frequently found in news and media contexts, and while versatile, it should be used cautiously in highly formal or professional environments. Alternatives such as "certainly I do" or "indeed I do" may offer a more nuanced tone depending on the situation.

FAQs

How can I use "sure I do" in a sentence?

Use "sure I do" as a direct and affirmative response to a question. For example, if someone asks "Do you enjoy reading?", you could reply, "Sure I do".

What can I say instead of "sure I do"?

You can use alternatives like "certainly I do", "indeed I do", or simply "yes, I do", depending on the context and the level of formality required.

Is "sure I do" grammatically correct?

Yes, "sure I do" is grammatically correct and commonly used, especially in spoken English, as an affirmative response.

When is it appropriate to use "sure I do"?

It is appropriate to use "sure I do" in informal or neutral contexts when you want to give a direct and affirmative answer. Avoid using it in highly formal or professional settings where a more elaborate response might be more suitable.

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Source & Trust

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Authority and reliability

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Expert rating

Real-world application tested

Most frequent sentences: