在空间中，垂直于同一直线的两条直线的位置关系是
A．垂直
B．平行
C．异面
D．以上都有可能
答案：D
略
简述宪法与政治文明的关系。
It was with great courage _______ the boy told the truth ______ he had stolen the money.
A．that; that
B．which; that
C．when; what
D．which; /
