血气分析仪的CO2电极属于（）
A.酶电极
B.玻璃电极
C.气敏电极
D.甘汞电极
E.金属电极
参考答案：C
—You will break down if you keep on doing like that.
—______, but I just want a good result in this exam. [ ]
A. Thanks a lot
B. Don’t mention it
C. You’re welcome
D. Sounds great
“戾气”学说的主要观点是什么？
