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    Astronomers and scientists think that a black hole is a region of spa……【查看更多】

     

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    Astronomers and scientists think that a black hole is a region of space ______ which matter has fallen and _______ which nothing can escape.

    A．into; fromB．towards; towards
    C．out of; fromD．through; through

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     Astronomers and scientists think that a black hole is a region of space ______ which matter has fallen and _______ which nothing can escape.

    A．into; from                             B．towards; towards

    C．out of; from                           D．through; through

     

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    Astronomers and scientists think that a black hole is a region of space ______ which matter has fallen and _______ which nothing can escape.


    1. A.
      into; from
    2. B.
      towards; towards
    3. C.
      out of; from
    4. D.
      through; through
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