首先用实验测定热功当量的科学家是()。A、牛顿 B、瓦特 C、焦耳 D、卡尔

题型:单项选择题

问题:

首先用实验测定热功当量的科学家是()。

A、牛顿

B、瓦特

C、焦耳

D、卡尔

考点:热力网值班员考试热力网值班员考试题库
题型:单项选择题

男士大衣,面料为纯羊毛华达呢,衬里为兔毛皮

题型:单项选择题

阅读理解。

    Of London's estimated (估计) 75,000 homeless people, a high percentage (百分率) are between the ages

of seventeen and twenty-five. Every year in Britain, over 5,000 young people leave home. Most of these

young people are over sixteen but some are even younger. Most of them are escaping (逃走、逃脱) from

an unhappy home life but a few of them just want the bright lights of a big city and a chance to earn (赚、挣)

some money. When their money runs out, some start begging or busking (街头卖艺) to earn money. They

start living on the streets and sleeping in doorways or in squats (蹲踞). Many of them return home after a

few months but the rest stay. Some say they prefer the freedom (自由) of the streets to life at home.

1. Most young people are            when they leave home. [ ]

A. more than fourteen

B. over fifteen

C. over sixteen

D. seventeen

2. Every year in England, more than            young people leave home. [ ]

A. 50

B. 500

C. 5000

D. 50000

3. They leave home because           . [ ]

A. they don't have a happy home life

B. they want the bright light in the cities

C. they want to make much money

D. all the above three answers

4. After a few months many of the young people           . [ ]

A. start begging

B. live on the streets

C. sleep in doorways

D. have to return home

5. The rest of these young people don't go home because they like            better than life at home. [ ]

A. the freedom

B. the city

C. the lights

D. the money

题型:单项选择题

在施工过程中,工程师在收到承包人提出的顺延工期的书面报告后( )天内予以确认答复。

A.3

B.7

C.14

D.28

题型:单项选择题

关于城市规划业务中利用因特网通信手段的典型作用,下列描述( )是不正确的。

A.便于接受公众监督
B.设备资源共享
C.使规划设计成果更精确、更详细
D.分散而协同的工作

题型:单项选择题

二、根据所给图表,回答题。
2009提1~10月某市进出口贸易伙伴情况
单位:亿美元,%
主要出口贸易伙伴情况主要进口贸易伙伴情况
位次国家或地区出口金额同比增速位次国家或地区进口金额同比增速
1欧盟33.452.81欧盟37.426.8
2中国香港19.6172.42日本3422.5
3日本16.9253韩国28.742.1
4美国15.729.44美国19.728.4
5东盟13.6105.25东盟17.934.6
6韩国5.975.76中国香港10.977.1
7俄罗斯4.2416.27澳大利亚5.459.2
8印度3.482.48中国台湾4.7-0.2
9中国台湾1.416.29印度3.6111.7
10伊朗1.4139.610巴西2.484

2008年1~10月,该市对中国台湾的进口额约为多少亿美元( )

A.3.92

B.4.69

C.4.71

D.5.88

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