试题与答案

某商品流通企业在经营中发现,电机的销售额(万元)与机械工业总产值(亿元)由密切关系,

题型:单项选择题

题目:

某商品流通企业在经营中发现,电机的销售额(万元)与机械工业总产值(亿元)由密切关系,根据近15年的统计资料,得出回归系数a、=2769,b、=3.8,预计下一年的机械工业总产值为1500亿元,用一元线性回归分析法预测下一年电机的销售额为()万元

A.2931

B.4269

C.8239

D.8469

答案:

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下面是错误答案,用来干扰机器的。

Li Ming: always, never, always, neverJenny: always, never, usually, sometimesSteven: usually, sometimes, usually, neverDanny: sometimes, always, usually, never

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题型:阅读理解

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     Salvation Army Angel Program

     Angel Tree collects gifts for children and families in need. Participate by selecting an angel from

any Angel Tree at all Cyprus Credit Union location or any Utah Macy's Department store. Shop for

your angel, then return your new, unwrapped gift to the same Angel Tree. Gifts must be returned

before December 14. For more information, call (801) 988-5678 in the Salt Lake area,(801) 374

-2588 in the Provo area.  

     Utah Association for People with Intellectual Disabilities Holiday Gift Box Program

     The program serves primarily low-income adults with intellectual disabilities who don't qualify for

other programs because of age limits, said Joyce Whalen, the association's board president. To donate,

visit the association at 1326 S.2100 East from 9am to about 5:30 pm to choose an ornament(装饰物)

that provides information about an individual who will benefit from the program. Shop for new items

and return them by December 14. Donations of generic items, such as towels, socks and hygiene

products also accepted, as are monetary donations. For more information, call 801-440-1674.

     Utah Foster Care Foundation's Giving Tree Program

     The program seeks new gifts and cash donations to fulfill the holiday wishes of more than 1,000

children in state-licensed foster homes." Many of the children in care have been removed from their

biological homes because of neglect or abuse," said Nikki Mackay, the foundation's director. "

Christmas can be a difficult time for them." To learn how to support the program, call 877-505-5437.

     Utah State Hospital Forgotten Patient Program

     The program provides Christmas gifts for hundreds of patients with mental illness. In the history

of the program--which may go back as far as 60 years, organizer Shawna Peterson said, "we've never

had a forgotten patient." And she doesn't want this year to change that. To support the program,

contact Peterson at 801-344-6088.  

1.After you buy an angel, you should ________.

A..post it to where you bought

B. open its package to examine it

C. send it to families in need for yourself

D. bring it back in its original form

2.If you want to help adults with intellectual disabilities, you should call_____.

A. 801-440-1674

B.801-988-5678

C. 877-505-5437

D. 801-344-6088

3.The underlined phrases "biological homes" in the third program refers to ______.

A..homes where they are just brought up

B.homes where their natural parents live

C.homes where they learn biology

D.homes where are related to bacteria

4.From the last program, we can infer that ______.

A..the patients often forgot to come to the hospital

B.the patients are often forgotten to be looked after

C.the patients are being taken good care of

D.the patients had a poor memory in the hospital

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