试题出自试卷《Crime》

问题1选项
A.some people go to bed very late at night
B.some people still feel tired with enough sleep
C.few people still feel sleepy when it is time to get up
D.not many people can wake up feeling fresh and alert

D

Burton博士说。 “在适当的睡眠量下，你应该在警报响起前五分钟醒来时醒来并提醒。作者不同意他的观点，故选择反的选项，本题选D。