摘要：It was not until all the milu deer that we realized we should build a natural park to protect them. A．died off B．died away C．died out D．died down
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It was not until all the milu deer ________ that we realized we should build a natural park to protect them.
|
A．died off |
B．died away |
C．died out |
D．died down |
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It was not until all the milu deer ________ that we realized we should build a natural park to protect them.
- A.died off
- B.died away
- C.died out
- D.died down