妈呀，这两天困得……朋友是考完试之后每天嗨到早晨四五六点才睡，下午起床。我是忽然极其健康，晚上九十点钟睡觉，早晨五六点起床……
“但是我俩确实都保证了良好的睡眠时间”
QOTO: Question Others to Teach Ourselves An inclusive, Academic Freedom, instance All cultures welcome. Hate speech and harassment strictly forbidden.
