12.7
sleep quality //睡眠质量wake up //醒来fall asleep //入睡per //每,每一;每个per night //每晚lie awake //清醒的躺着have difficulty concentrating //难以集中注意力exam //考试bedtime //睡觉时间advice //建议tip //建议,指点loud //大声的,嘈杂的hardest //最难的brain //大脑busy //忙碌的active //活动的;活跃的turn on //开启,打开turn off //关闭turn up //调高(音量)turn down //调低(音量)sound //声音low //低的useful advice //有用的建议earlier //早些的时候mobile //活动的
what about doing sth. Why don't go //提议
not ... until ... //直到 .... 才 ...she didn't stop crying until she mum