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The validity period of the temporary first-class qualification is two years. After the expiration of the period, the corresponding qualification may be applied for in accordance with these Provisions.① INFO众人一愣：玉米病了？郑氏和小葱急忙问怎么回事。The relationship between behavioral patterns:Behavioral and psychological changes: These changes in the early stages of the death journey are usually felt and realized that death is coming. At this time, some people will be intentionally or unintentionally isolated from the surrounding environment, unwilling to meet people, and will refuse visits from neighbors, friends and even relatives. Even if they reluctantly meet guests, they often show indifference and are difficult to communicate and interact.《我爱发明》栏目是鼓励全民以智慧立业，传达“发明改变命运，智慧创造财富”的理念。是国内首个鼓励国人通过自己的发明创造创业的电视节目。栏目为内景演播室结合外景短片，其中内景演播室设置主持人和科学顾问。从2010年12月12日开始，每期节目时长为42分钟。在每期节目中，观众除了通过外景短片了解每个发明诞生的经历和发明人的故事外，还可以通过演播室主持人的实际体验、道具演示和原理分析，充分明白每一个发明的奇思妙想之处和其中蕴含的科学道理。