2019年全年浙江大学计算机专业考研总分多少？...

As many people hit middle age,they often start to notice that their memory and mental clarity are not what they used to be.We suddenly can’t remember___1___we put the keys just a moment ago,or an old acquaintance’s name,or the name of an old band we used to love.As the brain___2___,we refer to these occurrences as“senior moments.”___3___seemingly innocent,this loss of mental focus can potentially have a（n）___4___impact on our professional,social,and personal___5___.Neuroscientists,experts who study the nervous system,are increasingly showing that there’s actually a lot that can be done.It___6___out that the brain needs exercise in much the same way our muscles do,and the right mental___7___can significantly improve our basic cognitive___8___.Thinking is essentially a___9___of making connections in the brain.To a certain extent,our ability to___10___in making the connections that drive intelligence is inherited.___11___,because these connections are made through effort and practice,scientists believe that intelligence can expand and fluctuate___12___mental effort.Now,a new Web-based company has taken it a step___13___and developed the first“brain training program”designed to actually help people improve and regain their mental___14___.The Web-based program___15___you to systematically improve your memory and attention skills.The program keeps___16___of your progress and provides detailed feedback___17___your performance and improvement.Most importantly,it___18___modifies and enhances the games you play to___19___on the strengths you are developing—much like a（n）___20___exercise routine requires you to increase resistance and vary your muscle use.（1）选？

A.where
B.when
C.that
D.why

下列哪些物质在小肠的吸收需钠泵参加


A.葡萄糖 B.氨基酸
C.水 D.脂溶性维生素

李克强总理在2014年夏季达沃斯论坛上宣布，中国政府推动营改增等11项改革已经减税2 500亿元；而中国人民银行综合利用多种政策手段引导市场利率，降低社会融资成本。根据上述资料讨论我国当前阶段所采取的财政政策和货币政策以及两者混合使用的效应。