静脉曲张综合征中常见的皮肤表现是
A．传染性湿疹样皮炎
B．自身敏感性湿疹
C．特应性皮炎
D．郁积性湿疹
E．匍形疹
参考答案：D
—Why did you quarrel with your mum?
—She was always _______ a little guy. [ ]
A. regarding me as
B. Thinking me as
C. treating me like
D. thinking of me like
假设（AL）=0FFH，依次执行ADDAL，12和ANDAL,0FH指令后，标志位ZF和SF的状态分别为【 】。
A．0和0
B．0和1
C．1和0
D．1和1
