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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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knows

Grammar usage guide and real-world examples

USAGE SUMMARY

The word "knows" is correct and commonly used in written English.
It is the third person singular form of the verb "know," which means to have information or understanding about something. You can use "knows" in a variety of sentences. Here are a few examples: - She knows the answer to the question. - John knows how to play the guitar. - The professor knows a lot about history. - Do you know where the nearest gas station is? - The team knows that they need to work harder to win the game.

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Well, who knows?

Nobody really knows.

News & Media

The New York Times

No one knows.

News & Media

The New York Times

Everyone knows that.

News & Media

The New York Times

But who knows?

As he knows, the nominative and accusative cases are the reason that we don't say gibberish like "Her gave it to he and then sat by we here!" No idea is more basic to English syntax and grammar.

News & Media

The Economist

No one knows what will happen.

News & Media

The Guardian

Nobody knows what it means".

News & Media

The Guardian

No one really knows why.

But there's no conflict, because everyone knows what the deal is.

News & Media

The Economist

Regardless, though, any individual bettor knows that if he wins, the casino loses, and vice versa.

News & Media

The Economist
Show more...

Expert writing Tips

Best practice

When using "knows", ensure the subject is singular and agrees in number. For example, "She knows the answer," not "She know the answer."

Common error

Avoid using "knows" with plural subjects. The correct form for plural subjects is "know". For example, say "They know the rules," not "They knows the rules".

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

95%

Authority and reliability

4.6/5

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Real-world application tested

Linguistic Context

The primary grammatical function of "knows" is as a verb, specifically the third-person singular present tense form of "know". It indicates that a singular subject has knowledge or understanding. Ludwig examples show its versatility in various sentence structures.

Expression frequency: Very common

Frequent in

News & Media

100%

Less common in

Formal & Business

0%

Science

0%

Academia

0%

Ludwig's WRAP-UP

The word "knows" is a versatile and commonly used verb in the English language, functioning as the third-person singular present tense form of "know". As confirmed by Ludwig, it indicates that a singular subject possesses information or understanding. Predominantly found in News & Media, its usage spans diverse contexts, making it a staple in both formal and informal communication. When using "knows", remember to ensure subject-verb agreement, pairing it with singular subjects, and consider more formal alternatives like "is aware" or "is cognizant" to adjust the tone. Steer clear of common errors such as using "knows" with plural subjects.

FAQs

How do I use "knows" in a sentence?

"Knows" is the third-person singular form of the verb "know". Use it when the subject is a singular noun or pronoun (e.g., he, she, it). For example: "She "knows" the answer."

What can I say instead of "knows" to sound more formal?

For a more formal tone, you can use alternatives like "is aware", "is cognizant", or "has knowledge of". The choice depends on the specific context and desired level of formality.

Which is correct, "knows" or "know"?

The correct choice between "knows" and "know" depends on the subject. Use "knows" with singular subjects (e.g., he, she, it) and "know" with plural subjects (e.g., they, we, you, I). For example, "He "knows"" but "They "know"".

What's the difference between "knows" and "understands"?

While both indicate comprehension, "knows" generally refers to possessing information, while "understands" implies a deeper grasp of the meaning or implications. For example, someone "knows" a fact, but "understands" a concept. You can often use "understands" as alternative in the right context.

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Most frequent sentences: