起自耻骨上支及耻骨结节,止于股骨粗线的肌是()
A.股薄肌
B.长收肌
C.短收肌
D.大收肌
E.股二头肌
参考答案:B
It is so difficult a question _____ none of the kids could work it out. [ ]
A. as
B. that
C. which
D. ×
下列消毒灭菌法错误的是()
A.金属器械--漂白粉
B.排泄物--漂白粉
C.饮水--氯气
D.含糖培养基--间歇灭菌法
E.人或动物血清--滤过除菌