临床上常见且易合并撕脱骨折的是
A.肩关节后脱位B.肩关节前脱位C.桡骨小头半脱位D.髋关节后脱位E.髋关节前脱位
参考答案:B
一个等腰三角形,它的两边长是5厘米和4厘米,则它的周长为______厘米.
In the middle of the twentieth century, people in North America ______.
A.were tired of the Nuclear Family
B.wanted to give up the Nuclear Family
C.believed that the Nuclear Family was hopeful
D.were indifferent to the Nuclear Family