能够引起化学腐蚀的化合物主要包括()。
A、有机酸、碱
B、无机酸、碱
C、强酸、强碱
D、一些无机盐
E、部分单质
参考答案:A, B, C, D, E
Not until the fish died in the river how serious the pollution was.
A.did the villagers realize
B.the villagers realized
C.the villagers did realize
D.didn’t the villagers realize
24h体温波动于高热和正常之间是:()
A.回归热
B.间歇热
C.稽留热
D.消耗热
E.弛张热