英語文化隨身帶
快樂學堂
作者：by Cathy Manson
Whether you prefer burning the midnight oil or going to bed early so you can get up at the crack of dawn depends on your genes， according to experts.
I leap out of bed each morning， keen to start an active day. But I can hear my neighbour’s alarm clock ringing _disibledevent=“…we should not use things that have blue light”。