从湿流关节入手，结合《素问·阴阳应象大论》：“地气上为云，天气下为雨。”思考一下，为什么患风湿性关节疾病的患者会预测到第二天的阴雨天气？
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结合《素问·四气调神大论》理解未病先防——养慎的措施。
关于脏腑经络先后病，请大家查询《黄帝内经》，查出关于脏腑经络发病顺序的内容。
It can be inferred from the fifth paragraph that _______.
A. corporate executives like to drink up-market latte
B. the four simple rules are not carried out in many companies
C. many companies do not have a bottom line
D. these oversights have a negative effect on businesses
The last paragraph implies that _______.
A. many people are satisfied with customer service
B. it is easy to satisfy customers’ needs
C. to make customers satisfied will cost a lot of money
D. the current customer service is not satisfactory
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