心脏X线解剖后前位片上,不参与构成左心缘的有()
A.升主动脉
B.主动脉结
C.左心耳
D.左心室
E.肺动脉段
参考答案:A
— Look at the dress. It's 198 yuan.
— Wow, that's ___________.[ ]
A. colourful
B. expensive
C. pretty
下列图中,()是混联电路图。
A.A
B.B
C.C
D.D