【单选题】I ask you not to get ______in this kind of matter.It's none of your business
【判断题】电子邮件调查有局限性:问卷的交互性很差,并且数据的处理会很麻烦,每份问卷的答案都是以邮件形式发回,必须重新导入数据库进行处理( )
【判断题】ZPW-2000A型双线双向移频自动闭塞系统在每一接车方向设有两个接近区段。
【判断题】ZPW-2000A型双线双向移频自动闭塞系统在每一发车方向设有两个离去区段。
【单选题】瞬时电流速断保护在校验其最小保护范围时,应按( )考虑。
【判断题】在ZPW-2000设备构成的双线双向四显示移频自动闭塞系统中,当列车“弯进”或“弯出”时,均提前一个区段发U2码信息。( )
【单选题】听力原文:W: Would I possibly ask you to help me get this refrigerator up the steps? M: I'd like to, but I'm afraid I can't. Q: What can you conclude from the conversation? (19)
A.
The man will help the woman.
B.
The man will not help the woman.
C.
The man is afraid of the refrigerator.
D.
The man likes the refrigerator.
【单选题】多线程的调度中,如果想对某个线程实施线程睡眠10毫秒,请问通过调用Thread类的哪个个静态方法实现?