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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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I think once

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "I think once" is correct and usable in written English.
It can be used when expressing a belief or opinion about a singular occurrence or event. Example: "I think once is enough for us to understand the concept clearly."

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

59 human-written examples

I think, once again, it's demeanor.

News & Media

The New York Times

I think once Chilean, you're always Chilean.

News & Media

The Guardian

I think once it ends, it's a little bit surreal".

"I think once a dictator, always a dictator.

News & Media

The Guardian

I think once the game starts, it's business as usual.

I think once a stage actor, always a stage actor.

I think once we win one, others will follow".

I think once he got into double figures".

I think once the deals start going, they'll go.

News & Media

The New York Times

I think once in Turn 4 was really close, and I think once in turn two was really close.

"I think once a dog kind of chooses a major, that's what they stick with".

News & Media

The New Yorker
Show more...

Expert writing Tips

Best practice

Use "I think once" to introduce a belief about a future state or outcome after a specific condition is met. This phrase works best when the condition is clearly defined and the outcome is reasonably predictable.

Common error

Avoid starting too many sentences with "I think once" in formal documents or reports. It can make your writing sound less confident and more repetitive. Consider using more assertive alternatives or varying your sentence structure.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

84%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "I think once" functions as a preface to an opinion or prediction about something that will happen after a specific condition is met. Ludwig examples show it introducing a statement based on a personal viewpoint.

Expression frequency: Very common

Frequent in

News & Media

98%

Science

1%

Formal & Business

1%

Less common in

Academia

0%

Encyclopedias

0%

Wiki

0%

Ludwig's WRAP-UP

The phrase "I think once" is a prevalent expression used to introduce an opinion or belief concerning an event expected to unfold after a particular condition is satisfied. Predominantly found in news and media contexts, as supported by Ludwig examples, it serves as a neutral way to preface predictions or expectations. Ludwig AI confirms its grammatical correctness and usability. While versatile, it's advisable to avoid overuse in formal writing, opting for stronger statements where appropriate.

FAQs

How can I use "I think once" in a sentence?

Use "I think once" to express your opinion or belief regarding a future outcome based on a particular condition or event. For example, "I think once we address these issues, the project will progress smoothly."

What are some alternatives to "I think once"?

Consider using phrases like "I believe that once", "in my opinion once", or "I suspect that once" to add variety to your writing.

Is it appropriate to use "I think once" in academic writing?

While grammatically correct, using "I think once" might make your writing sound less assertive. In academic writing, consider framing your statements with stronger evidence or using more formal alternatives.

What's the difference between "I think once" and "I thought once"?

"I think once" refers to a current belief about a future event after a condition is met. "I thought once" implies a past belief about something that may or may not have occurred. For example, “I think once the rain stops, we can go outside,” versus “I thought once I finished college, finding a job would be easy.”

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Source & Trust

84%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: