腹部手术()
A.仰卧位或俯卧位
B.高半坐卧位
C.下肢抬高20°,头和躯干抬高5°
D.低半坐卧位或斜坡卧位
E.15°~30°头高脚低斜坡卧位
参考答案:D
What do you do on Sunday?()
A.I 'm a teacher
B.I play football
C.You are a student
D.They clean rooms.
包工包料又称为( )。
A.成品外包
B.半成品外包
C.材料外包
D.A与B