Shopping has always been something of an impulse activity, in which objects that catch our fancy while strolling are immediately bought on a whim. Advertisers and sellers have taken advantage of this fact, carefully positioning inexpensive but attractive items on paths that we are most likely to cross, hoping that our human nature will lead to a greater profit for them. With the dawn of the Internet and its exploding use across the world, the same tactics apply.
Advertisers now place "banners", links to commercial web sites decorated with attractive pictures designed to catch our eyes while browsing the webs, on key web sites with heavy traffic. They pay top dollar for the right, thus creating profits for the hosting web site as well. These actions are performed in the hopes that during the course of our casual and leisurely web surfing, we’ll click on that banner that sparks our interest and thus, in theory, buy the products advertised.
Initial re
A. the policy Internet advertisers design to lure clientele and its outcome
B. the process and mixed consequences of Internet advertising and shopping
C. the biggest splash Internet advertisers have recently made in sales promotions
D. the banners Internet advertisers take advantage of to arouse customers’ interest
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{{B}} High Stress May Damage Memory{{/B}} According to a report issued in May 1998, elderly people who have consistently high blood levels of cortisol don’t score as well on memory tests as their peers with lower levels of the stress hormone. What’s more, high levels of cortisol are also associated with shrinking of the hippocampus, a region of the brain that plays a key role in learning and memory. The findings suggest that even cortisol levels in the normal, "healthy" range can actually accelerate brain aging. The study results "now provide substantial evidence that long-term exposure to adrenal stress hormones may promote hippocampal aging in normal elderly humans," write Nada Porter and Philip Land- field of the University o A. become smaller too. B. become larger. C. may remain the same in size. D. maybe damaged. [判断题]在正常施工期间，工器具可以不用每天都检查。（）
[多选题]本小题1分线路分相电流差动保护采用（）通道最优。
A.高频通道 B.光纤直通通道 C.数字微波 D.导引线 [多选题]关于行政复议中的调解，以下说法正确的是.
A.行政复议案件不可以调解 B.当事人之间的行政赔偿案件，行政复议机关可以进行调解 C.当事人之间的行政补偿案件，行政复议机关可以进行调解 D.行政复议机关在调解的过程中，必须坚持自愿、合法的原则 [简答题]火电厂的顺序控制项目有哪些？
[简答题]向施工封锁区间开行路用列车时,列车进入封锁区间的凭证是什么?
[判断题] 道岔计划维修验收评分90分以上为优良。
A.正确 B.错误 [判断题]夏季，道床成段清筛后可以不安排无缝线路应力放散。
A.正确 B.错误 [多项选择]下列关于尾轴管及其轴承的表述正确的有（）
A. 尾轴管后轴承或承载螺旋桨重量的轴的托架轴承，其长度应保证运行安全 B. 采用重力油柜润滑系统的油润滑轴承，其油柜应设在满载水线以上适当的位置，且应尽可能设置低油位报警装置 C. 油润滑的尾轴管两端应有可靠地密封装置 D. 尾轴管装船后，应作0.2MPa液压试验 [单项选择]场（厂）内专用机动车辆的改造、维修单位，在验收后30日内未将有关技术资料移交使用单位的，由特种设备安全监督管理部门责令限期改正；逾期未改正的，处（）罚款。
A. 2000元以上1万元以下 B. 1万元以上5万元以下 C. 5万元以上10万元以下 [单选题]硝酸甘油没有下列哪项作用( )
A. 增加室壁张力 B. 增加心率 C. 减少回心血量 D. 降低心肌耗氧量 [多选题]药用部位为根和根茎的药材
A.绵马贯众 B.细辛 C.威灵仙 D.党参 E.白薇 [单选题]低压带电作业，工作人员必须穿紧口干燥的工作服、绝缘靴（鞋）、戴工作帽和干燥整洁的线手套，使用（ ）。
A.绝缘工具 B.普通工具 C.防护手套 D.整洁工具 [判断题]八达岭是明朝万里长城西端的终点
（） A.正确 B.错误 [判断题]筑牢“四道防线”，增强抵御风险能力，“四道防线”是指一要筑牢安全思想防线、二要筑牢现场安全防线、三要筑牢设备安全防线、四要筑牢环境安全防线
A.正确 B.错误 [单选题]【单选题】近日,一只野生东北虎闯入黑龙江省密山市村庄,并造成1人轻伤。经多方通力合作,目
前该虎已获初步成功救护。该虎名称确定为“( )”,体重450斤,雄性,2-3岁,营养状况较好,体壮。 A. 完达山1号 B. 山君2号 C. 李耳1号 D. 寅将军 [判断题]在灭火战斗中，采取工艺灭火措施灭火时，要在失火单位的工程技术人员的配合指导下进行。
A.正确 B.错误 [填空题]having little free time
[单项选择]（）属于条件反射。（2003年12月三级真题）
A. 眨眼反射 B. 吮吸反射 C. 防御反射 D. 信号反射 [单项选择]对于被判处有期徒刑或者拘役的罪犯，如有严重疾病需要保外就医的，以及怀孕或者正在哺乳自己婴儿的妇女，可以暂予监外执行的，由罪犯居住地的( )执行。
A. 人民法院 B. 监狱机关 C. 劳教所 D. 公安机关 [单选题]电压互感器的（）回路通电试验时，为防止由二次侧向一次侧反充电，除应将二次回路断开外，还应取下电压互感器高压熔断器或断开电压互感器一次刀闸。
A.一次 B.计量 C.二次 D.电流 我来回答: 提交
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