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Practice Reading: Fill in the Blanks (Dropdown) ID: #46990 German
Instructions
In    1912,    a    German    called    Wegener    declared    that    all    the    continents    of    the    world    had    once    been    joined    together    and    were    now    drifting    around    like    giant    rafts.    His    attracted    very    little    interest.    In    1915,    he    published    a    book    on    continental    drift.    No    one    took    it  .  But    the    early    1960s,    geologists    to    rea    lize    that    molten    rock    was    seeping    up    from    under    the    oceans    and    pushing    the    continents    further    away    from    at    a    round    two    and    a    half    centimetres    a    year.    

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