一切电话中断双线改单线行车,未办妥闭塞时,()可以优先发车。
A.开下行列车的车站
B.开上行列车的车站
C.原定发车方向的车站
D.路局规定的车站
参考答案:C
He said______ his sister had passed the entrance examination of college, and______she would go to college in about 20 days.
A.that; /
B.that; that
C./; /
D.that; which
如何营造良好的道德环境()
A.搞好舆论引导
B.抓好文化建设
C.搞好社区教育
D.搞好典型宣传