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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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has seen

Grammar usage guide and real-world examples

USAGE SUMMARY

"has seen" is a correct and usable phrase in written English.
You can use it when you want to indicate that somebody has observed something, for example: "He has seen the danger ahead."

✓ Grammatically correct

News & Media

Science

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

He has seen it.

He has seen things.

He has seen worse.

News & Media

The New York Times

Someone has seen her.

News & Media

The New Yorker

He has seen nothing.

News & Media

The New York Times

He has seen me.

News & Media

The New Yorker

Now everyone has seen it.

Macy's has seen immediate savings.

News & Media

The New York Times

Who has seen the mind?

Reyes has seen several specialists.

News & Media

The New York Times

Everything has seen better days.

News & Media

Independent
Show more...

Expert writing Tips

Best practice

When writing, ensure the subject of “has” agrees in number. For example, use “he has seen” for singular subjects and “they have seen” for plural subjects.

Common error

Avoid using "has saw" as it's a common mistake. The correct form is "has seen", using the past participle of the verb 'see'.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

88%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "has seen" functions as a verb phrase in the present perfect tense. It indicates that someone has had an experience or witnessed something at some point in their life, emphasizing the relevance of that past experience to the present. Ludwig AI confirms this with numerous examples.

Expression frequency: Very common

Frequent in

News & Media

40%

Science

20%

Academia

15%

Less common in

Formal & Business

10%

Encyclopedias

8%

Reference

7%

Ludwig's WRAP-UP

In summary, "has seen" is a versatile verb phrase in the present perfect tense, commonly used to indicate past experiences or observations that hold present relevance. Grammatically correct and widely accepted, as confirmed by Ludwig AI, it frequently appears in news, academic, and scientific contexts. When using "has seen", ensure subject-verb agreement and avoid the common error of using "has saw". Alternatives such as "has witnessed" or "has observed" can add nuance depending on the context.

FAQs

How to use "has seen" in a sentence?

Use "has seen" to indicate that someone has observed or experienced something. For example: "He "has seen" the world."

What can I say instead of "has seen"?

You can use alternatives like "has witnessed", "has observed", or "has experienced" depending on the context.

Which is correct, "has seen" or "has saw"?

"Has seen" is correct. "Has saw" is grammatically incorrect; the past participle of "see" is "seen".

What's the difference between "has seen" and "saw"?

"Has seen" is in the present perfect tense, indicating an action completed at an unspecified time before now. "Saw" is in the simple past tense, indicating a completed action at a specific time in the past.

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Source & Trust

88%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: