• 2022-06-07
    Not until all the fish died in the river ______ how serious the pollution was.A) the villagers realized C) did the villagers realizeB) the villagers did realize D) didn't the villagers realize
    A: Not until all the fish died in the river ______ how serious the pollution was.
    B: the villagers realized
    C: the villagers did realize
    D: did the villagers realize
    E: didn't the villagers realize