We’ll discuss the problem ________ lunch time.
A.at
B.over
C.of
D.when
答案:B
胸骨左缘第3~4肋间和剑突下的抬举感提示()
A.左房肥大
B.右房肥大
C.左室肥大
D.右室肥大
E.肺动脉扩张
眼球痨