Subject

    Bank Exam

    Topic

    Mutual Trust Bank Ltd. - Management Trainee - 2017

    Ratio waves, travelling at the speed of light, have ______ their discoveries to Earth.

    ক)
    bringing
    খ)
    the bringing
    গ)
    to be brought
    ঘ)
    brought

    Explanation

    Solution: জানা আছে Have এরপর Verb এর Past participle হয় ।

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