Dictionary.com
Thesaurus.com

have been testing

  • present perfect progressive
    of test.
    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:

Charlie Henry from Gallos Brook Community Group said they have been testing the waterways "to prove that there are high levels in many waterways surrounding the base".

From BBC ● Jun. 23, 2026

Marines have been testing tactical vehicles with specialized guns and ammunition.

From The Wall Street Journal ● May 31, 2026

"These teenagers have been testing me in the last couple of rounds," said Sabalenka, 27, who is on a 10-match win streak after victory in Brisbane this month.

From Barron's ● Jan. 27, 2026

More recently, researchers have been testing GLP-1 receptor agonists in people with obesity.

From Science Daily ● Nov. 16, 2025

She might almost have been testing him; but he thought she had no notion of the stone's nature, to speak of it so lightly.

From "A Wizard of Earthsea" by Ursula K. Le Guin