空调系统中的发动机转速检测电路的转速信号来自（）。 ["发动机ECU","转速传感器","曲轴位置传感器","轮速传感器"]
.参评企业在信用等级证书有效期前（）个月应向信用办公室中请复评。 ["1","2","3","4"]
Your company has client computers that run Windows XP Professional. You are planning to install Windows 7 Enterprise on the existing client computers. You need to ensure that the user state can be viewed after it has been collected and saved. What are two possible ways to achieve this goal？（） ["Use a hard-link migration store","Use an uncompressed migration store","Perform an offline migration by using Windowsold","Perform an offline migration by using Windows PE"]
Which step would you use to get information about the number of contacts currently in queue?（） ["Get Contact Info ","Get Session Info ","Get Call Contact Info ","Get Reporting Statistics&e"]
联系幼儿园实际谈谈教师对学前儿童游戏过程的现场指导应当把握的策略。
最基本的程序控制有三种，它们是（）、（）和（）。
