_____ we continue to kill elephants for their ivory,we humans will lose them in the end.( )
A. |
If |
B. |
Before |
C. |
Until |
D. |
Although |
_____ we continue to kill elephants for their ivory,we humans will lose them in the end.( )
A. |
If |
B. |
Before |
C. |
Until |
D. |
Although |
试题篮
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