单项选择题
A．narrow passages in between buildings for bicycles B．roads full of bicycles C．special parts of the road for bicycle riders only D．roads for bicycles only
A．lacked practice in public speaking B．felt his education was inadequate C．didn't like arguing and debating with people D．felt that the others were being impractical
A．His family could not afford it. B．A college education was rather uncommon in his times. C．He didn't like the young Virginian gentlemen who went to college. D．The author doesn't give any reason.