机动车发生故障不能行驶时，除白天应遵守的规定外，夜间应要（）

搜题请搜索小程序“爱下问搜题”

问题单项选择题

A、开启前照灯、示廓灯、后位灯，并开启危险报警闪光灯

B、有专人看守

C、紧靠路边停放

答案

参考答案：A

选择题

—Do you think people will live to be 200 years old?

—_________. [ ]

A. No, they aren't

B. No, they won't

C. No, they don't

D. No, they can't

填空题

Java对象串行化技术，主要是通过ObjectInputStream类和【8】类来实现的。