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单项选择题

某大面积填海造地工程,平均海水深约2.0m,淤泥层平均厚度为10.0m,重度为 15kN/m3,采用e-lgp曲线计算该淤泥层固结沉降,已知该淤泥属正常固结土,压缩指数 C.c=0.8,天然孔隙比e0=2.33,上覆填土在淤泥层中产生的附加应力按120kPa计算,则该淤泥层最终固结沉降量最接近( )。

A.1.85m
B.1.95m
C.2.05m
D.2.20m
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Taking a Nap During the Day
Medical experts say most Americans do not get 1 sleep. They say more Americans need to rest for a short period in the
middle of the day. They are advising people to sleep lightly before 2 with other activities.
One study earlier this year found that persons who sleep for a few minutes during the day were less 3to die of heart
diseasE.The study followed more than 2,300 Greek adults 4 about six years. Adults who rested for half an hour 5 three
times a week had a 37 present lower risk of dying from heart disease than those who did not nap.
Study organizers said the strongest evidence was in working men. They said naps might improve 6 by mitigating tension
caused by work.
Some European and Latin American businesses have supported the 7 of napping for many years. They urge people
to 8 work, go home and have a nap before returning. In the United States, some companies let workers rest briefly
in their offices. They believe this reduces 9 and accidents, and 10 increases the amount of work a person can do.
Sleep experts say it is likely that people make more mistakes at work than at other times. They say people should
not carry out important duties when they feel 11 And they say the best thing to do is to take a nap. About twenty
minutes of rest is 12 you neeD.Experts say this provides extra energy and can increase your effectiveness 13 the
end of the day. But experts warn that a nap 14 last no more than twenty to thirty minutes. A longer nap will put
the body into deep sleep and waking up will be 15
A sweet
B sound
C bad
D enough
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