单项选择题
A．most people could not afford this means of travel B．springless coaches were uncomfortable C．pack horses were better than coaches D．roads were so bad
A．they see different things B．they cannot agree about things C．some have better eye-sights D．none of these
A．People walled their yards with fences. B．The settlers in early years needed their neighbors’ help very much. C．People get used to American openness. D．It is difficult to follow the American way of lif