大量输血后患者不会出现（）
A.高钾血症
B.碱中毒
C.凝血异常
D.低体温
E.低血钾症
参考答案：E
It's so nice to receive her letter. _______, we haven't seen each other for nearly 20 years. [ ]
A. That's to say
B. In other words
C. Believe it or not
D. What's more
关于安全用电，下列说法正确的是
A．用手去拉触电的人
B．在输电线上晾衣服
C．发现有人触电应及时切断电源
D．用湿布擦正亮着的台灯灯泡
