問題詳情
【題組】43. ( )What does “the dark side of blue light” mean?
(A) Blue light is made by factories which have a lot of problems.
(B) Blue light isn’t good for the eyes because it isn’t bright enough.
(C) Blue light is used on lots of things but it’s bad for our health.
(D) Blue light is a special kind of light that makes the room darker.
參考答案
答案：C
難度：計算中-1
書單：沒有書單，新增
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