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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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are not to

Grammar usage guide and real-world examples

USAGE SUMMARY

"are not to" is not a valid sentence in English.
Instead, we use the construction "are not supposed to" to express prohibition or obligation. For example, "We are not supposed to talk in the library."

⚠ May contain grammatical issues

News & Media

Encyclopedias

Science

Wiki

Human-verified examples from authoritative sources

Exact Expressions

59 human-written examples

They are not to be traded.

Domestic politics are not to blame.

News & Media

The New York Times

But they are not to be underestimated.

News & Media

The New York Times

Desserts are not to be missed.

News & Media

The New York Times

Thus climate scientists are not to blame.

News & Media

The New York Times

These are not to be interfered with".

"Dealers are not to solicit pedal replacement".

News & Media

The New York Times

You really are not to blame.

Audiences are not to blame.

"They are not to me".

News & Media

The New York Times
Show more...

Human-verified similar examples from authoritative sources

Similar Expressions

1 human-written examples

"Greeks aren't to blame.

News & Media

The Guardian

Expert writing Tips

Best practice

In formal writing, consider alternatives like "are prohibited from" or "are forbidden to" to clearly convey prohibition.

Common error

While "are not to" appears in various sources, it can sound stilted or unnatural in modern English. Opt for clearer alternatives, especially in less formal contexts, to avoid sounding overly prescriptive.

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

2.8/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "are not to" functions primarily as a modal construction expressing prohibition, obligation, or a strong suggestion against a particular action. While Ludwig contains numerous examples, it identifies it as grammatically questionable.

Expression frequency: Very common

Frequent in

News & Media

40%

Science

25%

Wiki

15%

Less common in

Encyclopedias

10%

Formal & Business

5%

Academia

5%

Ludwig's WRAP-UP

The phrase "are not to" is used to express prohibition, obligation, or strong discouragement, though, as Ludwig points out, it's grammatically questionable. Analysis of various sources indicates frequent usage in News & Media, Science, and Wiki content. While common, it's often advisable to opt for clearer and more modern alternatives like "are not supposed to" or "must not", especially in less formal contexts, to avoid sounding stilted. Despite its relatively high frequency, writers should consider whether "are not to" is the most effective and natural choice for their intended message.

FAQs

What is a more grammatically sound alternative to "are not to"?

A more standard alternative is "are not supposed to", which clearly conveys prohibition or lack of expectation.

When is it appropriate to use "are not to"?

While found in various sources, "are not to" can sound archaic. Consider using it sparingly and opting for clearer alternatives like "must not" or "are prohibited from" in formal contexts.

What's the difference between "are not to" and "are not allowed to"?

"Are not to" implies a rule or expectation, while "are not allowed to" suggests a lack of permission. The latter is generally clearer and more direct.

Can I use "are not to" in casual conversation?

While technically understandable, "are not to" might sound unnatural in casual conversation. Opt for simpler phrases like "shouldn't" or "are not supposed to" for a more natural tone.

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Source & Trust

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Authority and reliability

2.8/5

Expert rating

Real-world application tested

Most frequent sentences: