题型:不定项选择 如图所示,RT为负温度系数的热敏电阻,R为定值电阻,若往RT上擦一些酒精,在环境温度不变的情况下,关于电压表示数的变化情况,下列说法中正确的是 [ ]A.变大 B.变小 C.先变大后变小再不变 D.先变小后变大再不变 查看答案
题型:选择题 It was impossible to avoid _____ by his opinion.A. affecting B. to be affected C. affected D. being affected 查看答案