摘要：52．A．until B．although C．before D．unless
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They decided to chase the cow away it did more damage.
A．unless B．until C．before D．although
查看习题详情和答案>>They decided to drive the cow away it did more damage．
A．unless B．until C．before D．although
查看习题详情和答案>>They decided to chase the cow away ________ it did more damage．
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A．unless
B．until
C．before
D．although