題目列表(包括答案和解析)
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 |
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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