下图提示心脏的病理改变为()
A.右房扩大
B.左房扩大
C.左心室肥大
D.右心室肥大
E.双侧心室肥大
参考答案:B
Although it is not our normal to give credit in our shop,this time I think we should consider the matter more closely.
A.habit
B.intention
C.action
D.practice
It is a hard job, but ______ of the four feel boring. [ ]
A. neither
B. both
C. none
D. no one