下列哪项不是低血糖危象的表现（）
A.饥饿感
B.高热
C.心悸
D.软弱、出汗
E.面色苍白
参考答案：B
落锤式弯沉仪的工作原理是什么
I planned to ______ three days finishing the work, but in fact it ______me two days. [ ]
A. spend, took
B. spent, took
C. take, spent
D. take, takes
