查体股骨颈骨折与股骨粗隆间骨折的主要区别是
A.髋部压痛
B.髋部肿胀
C.患侧下肢外旋60°
D.患侧下肢轴向叩击痛
E.患侧下肢短缩畸形
参考答案:C
酸都具有某些共同的性质,主要决定于( )
A.与指示剂作用
B.都含有氢元素
C.都能电离出相同的H+
D.都能使紫色石蕊试液变红
Form the sentences. 连词成句。
1. umbrella, let's, buy, go, a big, and
.
2. an, we, umbrella, need
3. a, kite, let's, go, buy, and
4. now, is, raining, it
5. home, let's, go