A-A+
Why are sled dogs said to be physical wonders？
问题详情
Why are sled dogs said to be physical wonders？
A．Because they are raised by wolves.
B．Because they can stand most severe weather.
C．Because they are fastest runner among Arctic animals.
D．Because they can bear goods like horses do.请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：B
解析：由题干中physical wonders可定位到第一段首句They're physical wonders—able to endure extreme conditions for extensive periods of time while running fast and pulling more than their own weight．根据原句中该短语后的破折号用法可知，后面的内容是对physical wonders的解释。破折号后主要部分 able to endure extreme conditions，与B意思一致，故选B。
