肩关节脱位常见的血管损伤是()
A.肱动脉
B.腋动脉
C.旋肱前动脉
D.旋肱后动脉
E.肩胛下动脉
参考答案:B
经济学所讲的投资,指的是( )。
A.购买证券
B.增加或更换资本资产的支出
C.购买土地
D.企业并购
I believe we could face delays if we travel by bus,_____traffic jams.
A. thanks to B. despite C. regardless of D in spite of