当胎头仰伸时，胎儿双肩径进入
A．骨盆入口前后径B．骨盆骶耻内径C．骨盆入口斜径D．骨盆前后径E．骨盆横径
参考答案：C
—What would you like to eat here?
— _____ but spaghetti , which is not to my taste.
A．Anything
B．Nothing
C．Something
D．Everything
用于漱口的复方硼砂溶液又称为（）
A.朵贝尔溶液
B.极化液
C.林格液
D.双氧水
E.卢戈液
