問題詳情
【題組】42. ( )What can you do to avoid the problems of blue light?
(A) Try to sleep for eight hours every day.
(B) Go biking on a bright sunny day.
(C) Read as many books as possible.
(D) Use your phone right before going to bed.
參考答案
答案：B
難度：計算中-1
書單：沒有書單，新增
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