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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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tests has been completed

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "tests has been completed" is not correct in English.
It should be "tests have been completed." You can use the corrected phrase when indicating that a series of tests or evaluations have been finished. Example: "The tests have been completed, and we are now analyzing the results."

⚠ May contain grammatical issues

Wiki

News & Media

Science

Human-verified examples from authoritative sources

Exact Expressions

1 human-written examples

On 10 July 2012, REL announced that the second of three series of tests has been completed successfully.

Human-verified similar examples from authoritative sources

Similar Expressions

59 human-written examples

Tests have been completed in about half, and none were infected, Dr. McLean said.

News & Media

The New York Times

In recent weeks, Secretary of Defense Donald H. Rumsfeld has indicated a willingness to deploy a system before tests have been completed if an attack seems imminent.

News & Media

The New York Times

Many superintendents expressed relief that the State English Language Assessment tests had been completed the week before the storm, and the State Regents Exams were scheduled for the week after.

News & Media

The New York Times

The work is being done by private labs under contract with the state, and Mr. Andrews said a large percentage of the tests had been completed.

News & Media

The New York Times

The accounting office criticized the Air Force for planning to build and launch the first of 30 satellites before flight tests had been completed.

News & Media

The New York Times

Armstrong said he and Catlin would decide how to "publicize" the results once the first wave of tests had been completed.

Steve Bahrle, the local branch president of the National Postal Mail Handlers Union, has criticized the postal service in recent days for having workers continue working in the facility before results of the full range of environmental tests had been completed.

News & Media

The New York Times

Tests have been completed on just half of the nearly 9,800 children under 3 who were patients at the children's hospital and are thought to have been exposed to contaminated blood and needles.

News & Media

The New York Times

The Amsterdam public prosecutor said the suspect had left a letter on Van Gogh's body, but declined to reveal its content until technical and forensic tests had been completed.

News & Media

The Guardian

"While such intensive investigations are ongoing, we must be careful not to make premature conclusions," he added, singling out Germany's actions in describing bean sprouts as the likely source before laboratory tests had been completed.

News & Media

The Guardian
Show more...

Expert writing Tips

Best practice

Always use the correct verb form: "tests have been completed." This ensures grammatical accuracy and clarity.

Common error

Avoid using singular verb forms with plural subjects. "Tests" is plural, so it requires "have", not "has."

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

82%

Authority and reliability

2.2/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "tests has been completed" is intended to function as a statement indicating the completion of a series of tests. However, it is grammatically incorrect. Ludwig AI indicates this error clearly.

Expression frequency: Rare

Frequent in

Science

38%

News & Media

34%

Wiki

28%

Less common in

Formal & Business

0%

Encyclopedias

0%

Reference

0%

Ludwig's WRAP-UP

The phrase "tests has been completed" is grammatically incorrect; the correct form is "tests have been completed." Ludwig AI confirms this error, highlighting the importance of subject-verb agreement. While the intent is to communicate the completion of a testing phase, the incorrect grammar undermines clarity. Remember to use "have" with the plural subject "tests". Alternatives like "testing is now finished" or "testing has concluded" offer grammatically sound ways to express the same idea. The usage context is seen across science, news and wiki sources.

FAQs

What's the correct way to say "tests has been completed"?

The correct phrase is "tests have been completed." The verb "have" agrees with the plural subject "tests".

What can I say instead of "tests have been completed"?

You can use alternatives like "testing is now finished", "testing has concluded", or "the tests are now complete" depending on the context.

Is "tests has been completed" grammatically correct?

No, "tests has been completed" is grammatically incorrect. The correct form is "tests have been completed".

How do I ensure my sentence is grammatically sound when talking about completed tests?

Double-check that the verb form agrees with the subject. If the subject is plural like "tests", use "have". If you're referring to a single test, you can say "the test has been completed".

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Source & Trust

82%

Authority and reliability

2.2/5

Expert rating

Real-world application tested

Most frequent sentences: