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has been testing

  • present perfect progressive
    of test (3rd person singular).
    test
    noun
    the means by which the presence, quality, or genuineness of anything is determined; a means of trial.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

He has been testing the alliance’s resolve for some time.

From Slate Aug. 29, 2026

The company has been testing its autonomous vehicles in San Diego with a safety driver behind the wheel since earlier this year.

From Los Angeles Times Jul. 9, 2026

The hospital has been testing an AI-based patient-observation system that alerts staff when elderly patients are at risk of falling out of bed, which leads to longer hospital stays.

From The Wall Street Journal May 12, 2026

Zoox currently offers free public trips in Las Vegas and has been testing in Los Angeles for almost a year.

From MarketWatch Mar. 11, 2026

George has been testing seed," said Jay, "and he might tell us about it now, couldn't he, Chief?

From The Library of Work and Play: Gardening and Farming. by Ellen Eddy Shaw