半握拳，手食指本节后，桡侧凹陷处的穴位是：（）
A.二间
B.三间
C.前谷
D.后溪
E.腕骨
参考答案：B
一Sorry for being late again.
一______ here on time next time, or you'll be punished. [ ]
A. Come
B. Coming
C. To come
D. Came
必须保持脑灌注压至少在多少以上（）。
A、40mmHg
B、50mmHg
C、60mmHg
D、70mmHg
