of course I did

USAGE SUMMARY

"of course I did" is correct and can be used in written English.
You can use this phrase when you need to confirm or acknowledge that something was done, usually in response to a question. For example: "Did you finish the assignment?" "Of course I did – I sent it in yesterday."

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

59 human-written examples

Of course I did it.

Independent

Then, of course, I did.

The New York Times

"Of course I did," Sallie said.

The New Yorker

And, of course, I did.

The Guardian

But, of course, I did.

The New York Times

What? "Of course I did.

The Guardian

Of course I did them.

The Guardian - Lifestyle

Yes, of course I did!

The New York Times - Magazine

Well of course I did.

The Guardian

"Of course, I did not molest Dylan.

The Guardian - Film

I responded that of course I did.

The Guardian - Lifestyle

Expert writing Tips

Best practice

Use "of course I did" to provide a direct and affirmative answer, showing confidence and agreement. It's best suited for situations where the action being confirmed is not surprising or questionable.

Common error

Avoid using "of course I did" in highly formal or professional settings where a more elaborate and respectful response might be expected. Consider using alternatives like "indeed, I completed the task" to maintain a professional tone.

Linguistic Context

The primary grammatical function of "of course I did" is to serve as an emphatic affirmative response. It confirms that a previously asked question or implied action was indeed carried out. As Ludwig indicates, this phrase is common and grammatically correct.

Expression frequency: Very common

Frequent in

News & Media

100%

Less common in

Science

0%

Formal & Business

0%

Academia

0%

Ludwig's WRAP-UP

In summary, "of course I did" is a grammatically sound and frequently used phrase to provide an emphatic affirmative response. Ludwig AI confirms its correctness and common usage. While it's suitable for many contexts, it's essential to consider the register and choose more formal alternatives like "indeed, I did" or "certainly, I did" in professional or academic settings. This phrase conveys confidence and reassurance, indicating that an expected action was successfully completed.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

certainly, I did

Emphasizes certainty and agreement, offering a slightly more formal tone.

yes, I certainly did

Adds extra emphasis on the affirmative response.

indeed, I did

Offers a more formal and emphatic confirmation.

absolutely, I did

Highlights a strong agreement and lack of doubt.

without a doubt, I did

Underscores the lack of uncertainty in performing the action.

I most certainly did

Stresses the speaker's sureness and resolve in completing the action.

I surely did

Implies confidence and a lack of hesitation in completing the task.

I definitely did

Conveys a clear and unambiguous confirmation.

naturally, I did

Suggests the action was an expected or logical outcome.

sure, I did

Offers a more casual and relaxed confirmation.

FAQs

How can I use "of course I did" in a sentence?

Use "of course I did" as a direct and affirmative answer to a question, such as: "Did you submit the report on time?" "Of course I did!"

What's a more formal alternative to "of course I did"?

For a more formal alternative, you could say something like "indeed, I did" or "certainly, I did", depending on the context.

Is it appropriate to use "of course I did" in professional emails?

While "of course I did" is grammatically correct, it might sound too casual for professional emails. Consider using a more formal response like "I confirm that I did" or "yes, I completed it".

What does "of course I did" imply?

"Of course I did" implies that the action in question was expected or obvious, and the speaker is confirming that they fulfilled that expectation. It suggests a lack of surprise or doubt about the action being completed.