問題詳情
【題組】29 What is the rationale of “Daylight Saving Time?”
(A) If people work and sleep according to the sun, they will be healthier.
(B) Changing the time will make industries and workers more productive.
(C) People may consume less energy with the help of longer periods of sunlight.
(D) People can collect more energy through solar panels in summer time.
參考答案
答案：C
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