梁漱溟主张通过 ______ ，进行乡村建设，改变农村状况 ( )
A．教政统一
B．教政养卫合一
C．精神对话
D．乡村教育
参考答案：D
Nearly all the streets are in straight lines, ________ from east to west. Those ________ run from north to south are called avenues.
A．running; that
B．run; who
C．running; who
D．run; that
哪些情况下需要执行补票操作？
