慢性心功能不全的早期临床表现是（）
A.下肢水肿
B.舒张期奔马律
C.胸水和腹水
D.肝颈静脉回流阳性
E.阵发性夜间呼吸困难
参考答案：E
_____ new teaching building in our school was completed in _____ October of 2003, not in
_____August.
A．The; the; /
B．A; /; /
C．A; the; the
D．The; /; /
简述当前我国公安机关的领导体制。
