为了保证采暖系统的安全运行，应对采暖系统的温度、压力、安全阀、压力表和集气罐进行不定期检查。
参考答案：对
With a lot of difficult problems , the manager felt like a cat on hot bricks.
A．to settle
B．settling
C．settled
D．being settled
如何解决劳动争议？
