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According to the passage, pterosaurs were probably “not skillful fliers” (lines 10-11) because

中国大学MOOC答案 数据帝 2024-04-13 扫描二维码

A、

of their limited wingspan

  
B、

of their disproportionately large bodies

 
C、

they lacked muscles needed for extended flight

 
D、climate conditions of the time provided insufficient wind power
喵查答案:

they lacked muscles needed for extended flight

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