扩张型心肌病最常累及：（）.
A．左心室
B．左心房
C．右心室
D．右心房
E．房室瓣瓣环
参考答案：A
— Why did you give up the job in Australia?
— Because I don't want to stay far away from my family. You know, my family means ______ to me.[ ]
A. everything
B. nothing
C. anything
D. something
点燃发生浓烟，并有带光火焰的药材为
A．沉香
B．乳香
C．青黛
D．海金沙
E．冰片
