成人，外伤后1小时，CT检查如图，最可能的诊断为（）
A.脑出血
B.脑膜瘤
C.脑转移瘤
D.脑挫裂伤
E.钙化灶
参考答案：D
下列化学方程式书写正确的是
A．C + O2 ="=" CO2
B．Zn + HCl ="=" ZnCl2 + H2
C．H2SO4+NaOH==NaSO4+H2O
D．2KMnO4 K2MnO4 + MnO2 + O2↑
---Are you getting a new car this year?
---You must be joking! I can't afford to pay my bills, ________ buy a new car.[ ]
A. let alone
B. or rather
C. leave alone
D. other than
K2MnO4 + MnO2 + O2↑