当三原色混合时，亮度被增加，所以也被称为加色法混合。
参考答案：对
---Doris, do you have anything in mind______________ you’d like for breakfast ?
---_______________ is okay with me. I’m not particular about food.
A．that; Anything
B．which; Everything
C．what; Nothing
D．whether; Something
B．t2时刻
C．t3时刻
D．t4时刻
