Subject

    Bank Exam

    Topic

    Probashi Kallyan Bank Ltd (Senior Officer) - 09.10.2021

    Up to the present time, oceanographers ____ lots of seafloor mountains they ____ existed.

    ক)
    were finding/ don't know
    খ)
    have found / haven't know
    গ)
    are finding / don't know
    ঘ)
    will find / wouldn't know

    Explanation

    বাক্যে Up to the present time থাকায় বাক্যটি Present perfect tense হবে।

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