【多选题】作业中开放的调车信号机临时故障(熄灭)时的应急处理方法是()。
C.
信号机故障,应向信号员报告列车所处位置,本次运行停车位置
D.
运行中应不间断确认前方进路开通情况,遇有异常及时采取措施
【单选题】中国文化的最高境界是____________
【单选题】自1964年以来,中国护理界群众性团体称为
【单选题】The URL is the address of a web page just like the email address of a person on the Net.
【单选题】The author is grateful to the World Wide Web program just because of the following EXCEPT
A.
it brings much convenience and saves a lot of time.
B.
it helps to save much money for the students who are usually poor.
C.
it enables the author to finish the paper in time after the flood.
D.
it enables the students to keep in touch with their pals and relatives.
【单选题】The author is grateful to the Word Wide Web program just because of the following EXCEPT
A.
it brings much convenience and saves a lot of time.
B.
it helps to save much money for the students who are usually poor.
C.
it enables the author to finish the paper in time after the flood.
D.
it enables the students to keep in touch with their pals and relatives.
【单选题】在个体选配中,为了获得与双亲品质相似的后代宜采用
【单选题】下列横线处应填写的语句是( )。 import JaVa.awt.*; public class FirstFrame. extends Frame{ public static void main(String args[]){ FirstFrame. fr=new FirstFrame('First container!'); fr.setsize(240,240); fr.setBackgr...