问题 单项选择题

长、短航线下降广播于下降前()分钟进行,着陆前()分钟不得提供任何与安全无关的服务项目,

A.30

B.40

C.45

D.20

答案

参考答案:A

选择题
填空题

解释下列词语。 

⑴跳槽:______________________________                                                                                   

⑵贻误:______________________________                                                                                

⑶万无一失:__________________________

⑷斑斓多味:__________________________

⑸情愫:______________________________                                                                                    

⑹侥幸:______________________________                                                                                 

⑺驾驭:______________________________                                                                                

⑻憬悟:______________________________                                                                                

⑼失之交臂:__________________________                                                                            

⑽力挽狂澜:__________________________

⑾过错:______________________________