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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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have not acted

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "have not acted" is correct and usable in written English.
You can use it to indicate that someone has not taken action or performed a specific task up to the present moment. Example: "Despite the warnings, they have not acted on the advice given to them."

✓ Grammatically correct

News & Media

Science

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Lawmakers have not acted on that recommendation.

News & Media

The New York Times

The employees have not acted without sympathy.

News & Media

The New York Times

Shareholders who feel that managers have not acted in their best interests can sue them.

News & Media

The Economist

At the same time, the village-based board members have not acted reflexively.

News & Media

The New York Times

Unless you get out of Facebook and into someone's face, you really have not acted.

News & Media

The New York Times

"I am seriously concerned that the police may have not acted with good judgment," he said.

News & Media

The New York Times

They have not acted as a brake on the Tories, but as a prop".

News & Media

The Guardian

"Most customers of shared service centres have not acted as intelligent customers.

News & Media

The Guardian

Whatever else can be said about their behaviour, they have not acted above the law.

News & Media

The Guardian

"By insisting on overly customised processes [customers] have not acted as intelligent customers.

News & Media

The Guardian

"This SHA have not acted unlawfully and no court can interfere with their decision".

News & Media

The Guardian
Show more...

Expert writing Tips

Best practice

Use "have not acted" to clearly indicate that a person or group has not taken any action up to the present time. Ensure the context makes it clear what action was expected or possible.

Common error

Avoid using "have not acted" when the action was expected and not taken entirely in the past. In such cases, "did not act" might be more appropriate.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

86%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "have not acted" functions as a verb phrase in the present perfect tense, indicating a lack of action or intervention that extends to the present moment. Ludwig AI confirms its grammatical correctness and usability in written English.

Expression frequency: Very common

Frequent in

News & Media

78%

Science

10%

Formal & Business

5%

Less common in

Encyclopedias

2%

Wiki

2%

Reference

2%

Ludwig's WRAP-UP

The phrase "have not acted" is a grammatically sound and commonly used expression to indicate a lack of action up to the present time. Ludwig AI confirms its validity, and it's prevalent in news and media, science, and formal business contexts. When using the phrase, ensure that the intended meaning is clear and that the context supports the present perfect tense. Consider alternatives like "did not act" or "failed to act" for different nuances. Remember to avoid using it when the inaction occurred entirely in the past. In short, "have not acted" is a versatile phrase for expressing criticism or concern about a lack of action.

FAQs

How can I use "have not acted" in a sentence?

Use "have not acted" to indicate that someone or something has not taken any action up to the present moment. For example, "The authorities "have not acted" on the complaints despite numerous warnings."

What are some alternatives to "have not acted"?

Alternatives include "did not act", "failed to act", or "took no action". The best choice depends on the specific context.

When should I use "did not act" instead of "have not acted"?

"Did not act" is suitable when referring to a specific past event where action was not taken. "Have not acted" implies that action could still be taken in the present or future.

Is "have not acted" grammatically correct?

Yes, "have not acted" is grammatically correct. It is the present perfect negative form of the verb "act", indicating that an action has not occurred up to the present time.

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Source & Trust

86%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: