have been developing
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present perfect progressiveof develop.present perfect progressive
Used to describe an action that began in the past, has continued continuously, and is still in progress.
developverb (used with object)to bring out the capabilities or possibilities of; bring to a more advanced or effective state.
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.
Two additional large sections of the floating ice tongue are expected to detach in the near future as rifts that have been developing for years continue to cut through the ice.
From Science Daily ● Aug. 26, 2026
Researchers have been developing sustainable materials, from mushroom leather to shellfish fabrics, for over a decade.
From The Wall Street Journal ● Apr. 24, 2026
In the meantime, there are other projects on the horizon for Bacon — one that has him particularly excited is “Family Movie,” which he and Sedgwick have been developing for their family to do together.
From Los Angeles Times ● Apr. 3, 2025
Although China has boosted investment in advanced tech to diversify its economy, DeepSeek is not one of the big Chinese firms that have been developing AI models to rival US-made ChatGPT.
From BBC ● Jan. 29, 2025
“The past few weeks, we have been developing a plan to fight the Erudite,” Evelyn says, her low voice carrying easily.
From "Insurgent" by Veronica Roth
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