简述常用卧位的种类。
参考答案:常用的卧位包括仰卧位,侧卧位,半坐卧位,端坐位,俯卧位,头低足高位,头高足低位,膝胸位,截石位。
—I’m terribly sorry to have given you so much trouble.
— ______
A.Don’t mention it!
B.How come?
C.That’s all right.
D.So what?