We're going to ________________a picnic tomorrow. [ ]
A. have
B. do
C. has
答案:A
屈曲型孟氏骨折错误的是:()
A.前臂旋前,手掌着地致伤
B.尺骨上1/3横断骨折
C.折端向背、桡侧成角
D.桡骨头向前脱出
E.多见于成人
防高温手套的耐热温度为1200℃。