Occupational exhaustion refers to the feeling that people have exhausted their physical and mental energy under the weight of the work they have been doing for a long time. According to the above definition, Which of the following are in the state of occupational exhaustion:. ['Lao Zhou is not qualified for his current job and will be so busy every day.', 'Xiao Li, who just joined the job, feels that the job is too tired, and she has the idea of changing jobs.', 'Manager Liu is busy with work every day, lacks sufficient rest, and his mood is getting worse and worse.', 'After working in many different professions, Pharaoh finds all work boring.']