设备安装工程的最低保修期限为( )年。
A．2
B．3
C．5
D．10
参考答案：A
When Ben’s house was on fire last night, several neighbors rushed to his and put out the fire.
A．expectation
B．absence
C．assistance
D．requirement
痰热内闭的目态是
A．戴眼反折B．目睛微定C．昏睡露睛D．双睑下垂E．横目斜视
