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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

MitStanfordHarvardAustralian Nationa UniversityNanyangOxford

some of these are

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "some of these are" is correct and usable in written English.
You can use it when referring to a subset of items or examples that have been previously mentioned or are being discussed. Example: "Some of these are essential tools for the project, while others are optional."

✓ Grammatically correct

News & Media

Science

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

53 human-written examples

Some of these are natural.

News & Media

The Economist

Some of these are material.

News & Media

The Economist

Some of these are valuable, some not.

News & Media

The New York Times

Some of these are really good ideas.

News & Media

Independent

"Some of these are nice suitcases, though".

News & Media

The New Yorker

Some of these are stories of resistance.

News & Media

The New Yorker
Show more...

Human-verified similar examples from authoritative sources

Similar Expressions

6 human-written examples

some examples of these are Sudoku.

Some of these were pets.

News & Media

The New Yorker

Some of these were sensible.

News & Media

The Economist

Some of these were fraudulent.

News & Media

The Economist

Some of these were not printable".

News & Media

Independent
Show more...

Expert writing Tips

Best practice

Use "some of these are" to introduce examples or specific instances that illustrate a broader point or category. This helps to provide clarity and detail.

Common error

Avoid using "some of these are" when referring to a very small or insignificant subset, as it can create a misleading impression of importance or prevalence. Ensure the 'some' represents a noteworthy portion.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

87%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "some of these are" functions as a quantifying expression. It introduces a statement about a portion of a previously mentioned set, identifying characteristics or conditions specific to that subset. Ludwig provides numerous examples demonstrating this usage across diverse contexts.

Expression frequency: Very common

Frequent in

News & Media

43%

Science

26%

Encyclopedias

3%

Less common in

Wiki

3%

Formal & Business

2%

Reference

0%

Ludwig's WRAP-UP

In summary, "some of these are" is a versatile and commonly used phrase to introduce specific characteristics or conditions applying to a subset of a previously mentioned group. As Ludwig confirms, it appears across a range of contexts, particularly in news, scientific, and encyclopedic sources. While grammatically correct and widely applicable, it's essential to ensure clarity by establishing a clear referent for "these" and avoiding overgeneralization. Alternatives such as "a few of these are" or "several of these are" can be used to adjust the indicated quantity. The AI powered Ludwig reaffirms the phrase's overall correctness and utility in English writing.

FAQs

How can I use "some of these are" in a sentence?

Use "some of these are" to introduce a selection of items from a previously mentioned group, specifying a characteristic or condition they share. For example, "We reviewed several proposals; "some of these are" particularly promising."

What are some alternatives to "some of these are"?

Depending on the context, consider alternatives like "a few of these are", "several of these are", or "many of these are". Each suggests a different quantity within the group.

Is it always necessary to specify what "these" refers to when using "some of these are"?

Clarity is key. Ensure the referent for "these" is clearly established in the preceding context. Without a clear referent, the sentence can become confusing and lose its intended meaning.

How does the choice of verb tense affect the meaning of sentences using "some of these are"?

The verb tense should align with the timeline of the events being described. Using "some of these were" indicates past events or conditions, while ""some of these are"" refers to present conditions or ongoing characteristics.

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Source & Trust

87%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: