氧化还原电对的电极电位可决定()
A、滴定突跃大小
B、溶液颜色
C、温度
D、酸度
参考答案:A
—The movie is not good at all, is it?
—No, it is _ movie I have ever seen. [ ]
A. the best
B. the worst
C. the better
D. the worse
对于同一构件,用1:20的比例画出的图形比用1:50的比例画出的图形要大。