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【简答题】
Section C Directions: In this section, you will hear a passage three times. When the passage is read for the first time, you should listen carefully for its general idea. When the passage is read for the second time, you are required to fill in the blanks numbered from 36 to 43 with the exact words you have just heard. For blanks numbered from 44 to 46 you are required to fill in the missing information. For these blanks, you can either use the exact words you have just heard or write down the Americans are suffering from a serious sleep【B1】______ while also cutting back on【B2】______ activities as they spend more time at work. A world that 'never goes to sleep' offers many diverse activities, but【B3】______ unhealthy and sometimes anti-social【B4】______ for America's adults. Instead of working to live, they are living to work, a shift that has had a【B5】______ impact on their personal lives. Adults report spending less time sleeping, engaged in social and leisure activities. Most Americans say they suffer from sleep problems and when they go to sleep, many sleep alone even if they are married. These are some of the key findings in the National Sleep Foundation's 2001 'sleep in America' poll, which looks at the【B6】______ .between Americans' lifestyles, sleep habits and sleep problems. Sleep【B7】______ continues to be widespread in America. According to the NSF poll, 63% of American adults do not get the【B8】______ eight hours of sleep needed for good health, safety, and optimum performance.【B9】______ .The poll shows good news and had news. The good news is that many Americans say they don't want to give up any more sleep in spite of their hectic lives.【B10】______ . The bad news is fat too many adults still sacrifice sleep, which is unhealthy and counter-productive. Is getting less sleep a trend in developed society?【B11】______ . Let's open up the phone lines at 54389282. And we have our first caller now. Please go ahead... 【B1】
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皮皮学刷刷变学霸
举一反三
【单选题】对大样本情形,总体比例P的假设检验H0:P=P0(已知值)的检验法是( )。
A.
u检验法
B.
t检验法
C.
F检验法
D.
卡方检验法
【判断题】在车削外圆锥面切削循环指令G90的格式中,R是切削起点与切削终点锥体半径差
A.
正确
B.
错误
【单选题】What can we learn from the video clip about the Native Americans in the 19th Century?
A.
They are civilized people.
B.
They are respected by the citizens in the United States.
C.
They enjoy the same right as other citizens in the United States.
D.
They are discriminated and not allowed to enter in most public places.
【判断题】6 σ管理中的“σ”是管理学借用了统计学标准差的概念。
A.
正确
B.
错误
【单选题】执行下面的循环后,x的值为( ) x=100 For i=1 to 100 step 5 x=x-i\6 Next i
A.
-20
B.
-54
C.
-60
D.
-80
【单选题】设 x 和 y 均为整型变量,则执行下面的循环后, y 的值为:( ) For (y=1,x=1;y=10) break; if (x%2= =1) { x+=5 ; continue; } }
A.
2
B.
4
C.
6
D.
8
【单选题】What can you learn from the video clip about the Native Americans in the 19th Century?
A.
They are civilized people.
B.
They are respected by the citizens in the United States.
C.
They enjoy the same right as other citizens in the United States.
D.
They are discriminated and not allowed to enter in most public places.
【单选题】妊娠合并心脏病,产褥期的健康指导正确的是
A.
产后24小时内应绝对卧床休息
B.
产后48小时内仍可发生心力衰竭,产妇应遵医嘱活动
C.
心功能II级或以下可母乳喂养
D.
需绝育者,一般在产后42天左右施行输卵管结扎术
E.
母乳喂养的产妇,常规不服用抗生素
【多选题】在车削外圆锥面切削循环指令G90的格式中
A.
X 不能为负
B.
U 可能正可能负
C.
Z 可能正可能负
D.
W 永远是负的
【单选题】食品含水量随干燥时间而变化的关系曲线是-----。
A.
干燥曲线
B.
干燥速率曲线
C.
干燥时间曲线
D.
干燥质量曲线
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