A IS 曲线向右移动，其向右移动量等于 i（r）的移动量乘以投资乘数 k，即 IS 曲线的移动量为 k*△i B IS 曲线向上移动，其向上移动量等于 i（r）的移动量除以投资乘数 k，即 IS 曲线的移动量为 k*△i C IS 曲线向左移动，其向左移动量等于 i（r）的移动量乘以投资乘数 k，即 IS 曲线的移动量为 k*△i D IS 曲线向下移动，其向下移动量等于 i（r）的移动量除以投资乘数 k，即 IS 曲线的移动量为 k*△i

A 失业统计时不会考虑军人和监狱服刑人员 B GDP 折算指数有时可以作为价格水平指标 C 在产业结构合理时，依旧可能出现结构性失业 D 菲利普斯曲线支持了“相机抉择” E 失业率高于 4%时，政府部门应采取紧缩政策

A had a high blood pressure B ate too much C had a cold and a sore throat D was sensitive to salt

A give up cigarettes and alcohol B reduce his food intake and salt consumption C give up alcohol and reduce his salt consumption D give up cigarettes and reduce his food intake

A salt consumption leads to a stroke B sodium excreted in urine is a measure of salt intake C an increase in blood pressure causes an increase in salt consumption D the higher the sodium in urine, the greater the chance of hypertension

A his family doctor B a heart specialist C research scientists D a nutrition expert

A hypertension and high blood pressure B heart disease and stroke C liver damage and kidney problems D osteoporosis and stomach cancer

A To make networks less expensive to build and operate B To enhance the capabilities of network engineers C To set new standards for computer networking D To promote cloud computing

A harmonize B D. comply C integrate D conform

A growing use of computing in the e-commerce market B software for data rush hours C improved computer security D networks that are less expensive to build