Formal test / 2 min
Stroop Effect
Test your selective attention and cognitive control
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准备开始
Select the display color of the word, not its meaning
规则：
1. 屏幕会显示一个颜色词
2. 选择文字的显示颜色，而非词义
3. 点击按钮或按键盘快捷键 (R/B/G/Y)
4. 共 20 题，尽快作答