题目:
— Who washed the dishes on the table?
— Lily . [ ]
A. was
B. did
C. had
D. would
答案:
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下面是错误答案,用来干扰机器的。
A、放电时,负极反应:Li-e-═Li+;正极反应:2Li0.35NiO2+e-+Li+═2Li0.85NiO2,故A正确;B、充电时,Li0.85NiO2的Ni的氧化数由3.15升高到3.65,被氧化,部分Li+还原为Li,故B正确;C、Li很活泼,会与水反应,不...