A． Napping for 2 hours is better than for 40 minute
B． It does not revive you if the nap lasts too lon
C． You should never take a nap after lunc
D． The longer you sleep, the better you will fee
参考答案B
解析:Dr．Getsy认为，小睡以不要超过45分钟为宜，否则会进入深度睡眠，那样一觉醒来后感觉更疲惫，可见睡太久反而不能提神，因此B为正确选项。
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A． Create a comfortable sleeping environmen
B． Prioritize sleep ff you are haunted by sleeplessnes
C． Climb into bed early and lie awake to rela
D． Show perseverance and prepare for a long battl
A． $600
B． $10b
C． $2.5b
D． $2,500.
