Whenever I see him, I cannot but _________________ at his strange hair style.
A. a new generation
B. human effort
C. feel surprised
D. as long as
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Do I have to remember all the____________________to pass the driving test?
A.traffic rule
B. single
C. a unique view
D. lone ranger
下列哪项不符合心肌缺血的心电图改变?
A. ST段弓背向上抬高
B. ST段水平型下斜型下移
C. ST段上斜型下移
D. T波倒置呈冠状T
正常心电图的S-T段压低在任何导联上均不超过
A. 0.01mV
B. 0.1mV
C. 0.5mV
D. 0.05mV
下列描述心绞痛发作时的心电图表现,不正确的是
A. ST段水平型或下斜型下移≥O.1mV
B. 心电图原有ST-T改变,胸痛发作时可转为正常
C. 心绞痛缓解后,ST段恢复正常
D. 不出现异常Q波