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have been alleging

  • present perfect progressive
    of allege.
    allege
    verb (used with object)
    to assert without proof.

Example Sentences

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For months, campaigners and politicians in Washington have been alleging that Islamist militants are systematically targeting Christians.

From BBC ● Nov. 23, 2025

For months, campaigners and politicians in Washington have been alleging that Islamist militants were systematically targeting Christians in Nigeria.

From BBC ● Nov. 5, 2025