Colles骨折腕关节及手会出现下列哪种畸形()
A.腕垂症
B.猿掌
C.爪形手
D.杵状指
E.餐叉样畸形
参考答案:E
Had I run out of gas, I ought to have called the garage.
A.had
B.would have
C.would
D.should have
实验鼠人工呼吸的频率应该控制在()。
A.20~30次/分
B.30~40次/分
C.40~60次/分
D.10~20次/分
E.>60次/分