问题
单项选择题
下列不属于进路锁闭检查条件的是()。
A.进路上各区段空闲
B.进路上道岔位置正确且锁闭
C.本咽喉敌对进路未建立
D.迎面咽喉敌对进路未建立
答案
参考答案:B
下列不属于进路锁闭检查条件的是()。
A.进路上各区段空闲
B.进路上道岔位置正确且锁闭
C.本咽喉敌对进路未建立
D.迎面咽喉敌对进路未建立
参考答案:B
A. an English teacher B. Tom’s dad C. a Chinese teacher 小题2:_____ is from Canada. A. Mr. Brown B. Tom C. Alice 小题3:_____ likes red. A. Zhao Peng B. Tom C. Ben 小题4:Tom and Ben’s father is in _____ now. A. the UK B. Canada C. Beijing 小题5:Which one is right? A. Ben is thirteen. B. Alice is in a gray skirt. C. Alice and Tom are in the same class. |