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(Red and green) light (if mixing) (in) the ri

2022-08-06 11:09:34 问答库 阅读 179 次

问题详情

(Red and green) light, (if mixing) (in) the right proportion, (will give) us yellow.
A.Red and green
B.if mixing
C.in
D.will give请帮忙给出正确答案和分析,谢谢!

参考答案

正确答案:B

考点: