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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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sure that this

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "sure that this" is correct and usable in written English.
It can be used when expressing confidence or certainty about a particular situation or statement. Example: "I am sure that this is the right decision for our team moving forward."

✓ Grammatically correct

News & Media

Wiki

Science

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

I'm not sure that this works.

News & Media

Independent

I'm not sure that this would work.

News & Media

The Economist

I'm not sure that this is".

News & Media

The New York Times

Do I know for sure that this is the truth?

News & Media

The New York Times

I'm no longer sure that this is the case.

News & Media

Independent

"We want to be sure that this phenomenon stops".

News & Media

The New York Times

Kunkel, the roach professor, isn't sure that this is true.

News & Media

The New Yorker

Am I sure that this is the right story?

News & Media

The New York Times

I'm not sure that this is a good idea.

Was I sure that this man was my father?

News & Media

The New Yorker

"We are sure that this will be done".

News & Media

The New York Times
Show more...

Expert writing Tips

Best practice

Use "sure that this" when you want to express confidence or certainty about a situation or statement. Ensure that the context clearly supports your level of conviction.

Common error

Avoid using "sure that this" when you have limited evidence or the situation is speculative. Overstating your certainty can undermine your credibility if the outcome proves otherwise.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

78%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "sure that this" functions as a declarative expression, conveying a sense of certainty or confidence regarding a particular situation or statement. As supported by Ludwig, it's used to assert a belief with conviction.

Expression frequency: Very common

Frequent in

News & Media

40%

Wiki

30%

Science

10%

Less common in

Formal & Business

8%

Reference

6%

Encyclopedias

6%

Ludwig's WRAP-UP

In summary, the phrase "sure that this" is a common and grammatically sound expression used to convey certainty or confidence. According to Ludwig, it's suitable for various contexts, particularly in news, media, and informal communication. While versatile, it is important to ensure that the degree of certainty expressed is justified by the available evidence to maintain credibility. Alternatives like "certain that this" or "confident that this" can be used to express similar sentiments with slightly different nuances.

FAQs

How can I use "sure that this" in a sentence?

You can use "sure that this" to express confidence or certainty about something. For example, you might say, "I am "sure that this" plan will succeed if we all work together".

What phrases are similar to "sure that this"?

Similar phrases include "certain that this", "confident that this", or "convinced that this". The best choice depends on the specific nuance you want to convey.

Is it always appropriate to use "sure that this"?

While "sure that this" is grammatically correct, it's important to use it when your level of certainty is justified by the evidence. Overusing it can make you sound dogmatic.

What's the difference between "sure that this" and "I think that this"?

"Sure that this" expresses a high degree of certainty, while "I think that this" indicates a belief or opinion that may not be firmly held. Use "sure that this" when you have strong evidence or confidence, and "I think that this" when you are expressing a more tentative viewpoint.

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Source & Trust

78%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: