吉林省松原市长岭县第三中学2020-2021学年高三下学期开学摸底检测卷英语试题

吉林省松原市长岭县第三中学 2020-2021学年度高三下学期开学摸底检测卷 英语试卷 一、 We smile because we are happy, and we frown because we are sad. Recent studies suggest that our emotions are driven by their related facial expressions. This February psychologists at the University of Cardiff in Wales found that people whose ability to frown is lessened by botox injections(肉毒杆菌注射) are happier, on average, than people who can frown. The researchers administered an anxiety and depression questionnaire to 25 females, half of whom had received botox injections to stop frowning. The botox injected people reported feeling happier and less anxious in general. In a related study from March, scientists at the Technical University of Munich found that the botox subjects had much lower activity in the brain circuits(回路) involved in emotional processing and responses—in the amygdala, hypothalamus and other parts of the brain—as compared with controls who had not received treatment. The concept works the opposite way,