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单选题
逆时针转动旋钮，以降低光的强度。
A
A.Turn the knob clockwise to decrease the intensity of the light.
B
B.Turn the knob counterclockwise to decrease the intensity of the light.
C
C.In order to turn the knob clockwise, decrease the intensity of the light.
答案解析
正确答案：B
相关知识点：
逆时针转旋钮降光强度别忘
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