What was the serious problem after the cane toads arrival in Australia？A．The cane toads di
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What was the serious problem after the cane toads arrival in Australia？
A．The cane toads did not eat the cane beetles.
B．The number of the cane toads had swollen.
C．There was another outbreak of the cane beetles.
D．The cane toads killed all the cane beetles.
请帮忙给出正确答案和分析，谢谢！
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正确答案：A
短文结尾提到，澳大利亚看到夏威夷蔗农的成功样例后，决定引入蔗蟾，但是引入之后，问题也出来了，那就是蔗蟾(canetoads)并没有吃蔗虫(canebeetles)，故答案为[A]。