肺动脉根部有回声失落见于()
A.室间隔缺损
B.房间隔缺损
C.动脉导管未闭
D.法洛四联症
E.主动脉窦瘤破裂
参考答案:C
Sometimes in summer, when ______ sun is rising, you can still see ______ clear moon hanging in the sky.
A.the, the
B.a, the
C.the, a
D.a, a
伤寒不大便六七日,头痛有热,小便清者宜用()
A.小承气汤
B.桂枝汤
C.桂枝加附子汤
D.小柴胡汤
E.大柴胡汤