您可能感兴趣的题目:
[简答题]
假设一个只有家庭和企业的二部门经济中存在以下关系：
消费函数为C=100+0.8Y，投资函数为I=150-5r，货币需求为L=0.2Y-4人，货币的供给为M=150，p=1。
求投资乘数K
[单项选择]The Weight Experiment
Nicola Walters has been taking part in experiments in Scotland to discover why humans gain and lost weight. Being locked in a small room called a ‘calorimeter’（热量测量室)is one way to find out.
1 The sighs above the two rooms read simply “Chamber One” and “Chamber Two”. These are the calorimeters: 4m by 2m white-walled rooms where human volunteers are locked up in the name of science. Outside these rooms another sign reads “Please do not enter- work in progress” and in front of the rooms advanced machinery registers every move the volunteers make. Each day, meals measured to the last gram are passed through a hole in the wall of the calorimeter to the resident volunteer.
2 Nicola Walters is one of twenty volunteers who, over the past eight months, have spent varying periods inside the calorimeter. Tall and slim, Nicola does not have a weight problem, but thought the strict diet might help with her training and fitness programme. A self-employed co
[简答题]结合当前经济形势，试分析在此建设规模下，新农村建设的工程将会对社会发展产生怎样的影响。 （20分）
[单项选择]在Linux中，目录（）主要用于存放设备文件。
A. /var
B. /etc
C. /dev
D. /root
[多项选择]颈部肿胀疼痛伴发热者，其治法和方药是
A. 清热化痰
B. 海藻玉壶汤
C. 逍遥散
D. 化痰软坚
E. 柴胡清肝汤
[单项选择]因为结构中含有季铵盐结构，不易通过血脑屏障的药物（）
A. 硫酸阿托品
B. 氢溴酸东莨菪碱
C. 氢溴酸山莨菪碱
D. 氢溴酸加兰他敏
E. 溴丙胺太林
[单项选择]2，3位有双键，3位连有羟基的黄酮类化合物是（）
A. 黄酮醇
B. 二氢黄酮
C. 二氢黄酮醇
D. 异黄酮
E. 查耳酮
[填空题]
Directions: There is a business letter below. After reading it you should give brief answer, to the 5 questions that follow. The answers (in no more than 3 words) should be written after the corresponding numbers on the Answer Sheet.
7th July, 2001
Dear Sirs,
Packaging Machinery
Headquarters in Chicago, Illinois, FMC Company is a major producer of technically advanced machinery and chemicals for industry and agriculture.
With a history dating back to 1884, FMC has grown to become one of the 100 largest industrial companies in the Unites States, with 2000's sales in excess of $ 2 billion. All over the world, FMC has about 4t,600 employees at 129 factories in 32 states and 13 countries.
We believe FMC to be one of the leaders of the packaging industry both in the U. S. and abroad. Through our own research, development and engineering efforts, we believe we are able to exchange views on and discuss the latest technical aspects of t
