隔墙
参考答案：分隔建筑物内部空间，自身重量由楼板或梁来承担的墙体。
______ you think he ______ back by dinner time?
a. Do/have come b. Did/will have come c. Does/will come d. Do/will have come
正常后前位X线胸片，心腰对应的解剖部位为（）。
A.左心耳
B.上腔静脉
C.左心室
D.肺动脉段与左肺动脉
E.以上均不是
