下列不适于电复律的是（）
A.阵发性房颤
B.急性房颤
C.持续性房颤
D.孤立性房颤
E.永久性房颤
参考答案：E
Do you think _______ an American film tomorrow? [ ]
A. is there
B. there's going to be
C. will there be
D. there's going to have
目前广泛使用的“通用串行总线”接口的英文简称是（）
A、USB
B、ISP
C、CAI
D、HTML
