Threshold 1B.2
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第七章多基因遗传病(一)选择题(A型选择题)1.质量性状的变异的特点为。
A.基因符合孟德尔遗传方式B.呈正态分布C.基因间呈显隐性关系D.基因间没有显隐性关系E.可分为2~3个高峰2.多基因遗传病患者同胞的发病率约为。
A.0.1%~1% B.1%~10% C.1/2或1/4D.70%~80% E.20%~30%3.下列疾病中,不属于多基因遗传病的是。
A.冠心病B.唇裂C.先天性心脏病D.糖尿病E.并指症4. 下列关于多基因遗传的错误说法是______。
A.遗传基础是主要的影响因素B.多为两对以上等位基因作用C.微效基因是共显性的D.环境因素起到不可替代的作用E.微效基因和环境因素共同作用5.多基因病的遗传学病因是______。
A.染色体结构改变B.染色体数目异常C.一对等位基因突变D.易患性基因的积累作用E.体细胞DNA突变6.在多基因遗传中起作用的基因是______。
A.显性基因B.隐性基因C.外源基因D.微效基因E.mtDNA基因7.累加效应是由多个______的作用而形成。
A.显性基因B.共显性基因C.隐性基因D.显、隐性基因E.mtDNA基因8.多基因遗传与单基因遗传的共同特征是______。
A.基因型与表现型的关系明确B.基因的作用可累加C.基因呈孟德尔方式传递D.基因是共显性的E.不同个体之间有本质的区别9.如果某种遗传性状的变异在群体中的分布只有一个峰,这种性状称______。
A.显性性状B.隐性性状C.数量性状D.质量性状E.单基因性状10. 有两个唇腭裂患者家系,其中A家系有三个患者,B家系有两个患者,这两个家系的再发风险是。
A.A家系大于B家系B.B家系大于A家系C.A家系等于B家系D.等于群体发病率E.以上都不对11.某多基因病的群体发病率为1%,遗传度为80%,患者一级亲属发病率为。
A. 1%B. 2%C. 1/4D. 1/10E.1/412. _______是多基因病。
1.Spark是用以下那种编程语言实现的?A.CB.C++C.JAVAD.Scala2.FusionInsight Manager对服务的管理操作,下面说法错误的是?A.可对服务进行启停重启操作B.可以添加和卸载服务C.可以设置不常用的服务隐藏或显示D.可以查看服务的当前状态4.FusionInsight HD的Loader在创建作业时,Connector有什么作用?A.确定有哪些转换步骤B.提供优化参数,提高数据导入/导出性能C.配置作业如何与外部数据进行连接D.配置作业如何与内部数据进行连接5.下列哪个HDFS命令可用于检测数据块的完成性?A.hdfs fsckB.hdfs fsck /-deleteC.hdfs dfsadmin -reportD.hdfs balancer –threshold 16. YARN中设置队列QueueA的最大使用资源量,需要配置哪个参数?A.yarn_scheduler.capacity.root. er-limit-factorB.yarn_scheduler.capacity.root. QueueA.minimum-user-limit-factorC.yarn_scheduler.capacity.root. QueueA.stateD.yarn_scheduler.capacity.root. QueueA.maximum- capacity7.FusionInsight Manager 对服务的配置功能说法不正确的是A、服务级别的配置可对所有实例生效B、实例级别的配置只针对本实例生效C、实例级别的配置对其他实例也生效D、配置保存后需要重启服务才能生效8.关于fusioninsight HD安装流程,说法正确的是:A 安装manager>执行precheck>执行preinstall>LLD工具配置>安装集群>安装后检查>安装后配置B LLD工具配置>执行preinstall>执行precheck>安装manager>安装集群>安装后检查>安装后配置C安装manager> LLD工具配置>执行precheck>执行preinstall>安装集群>安装后检查>安装后配置D LLD工具配置>执行preinstall>执行precheck>安装集群>安装manager>安装后检查>安装后配置9.关于Kerberos部署,描述正确的是?A. Kerberos仅有一个角色B. Kerberos服务在同一个节点上有两个实例C. Kerberos服务采用主备模式部署D. Kerberos服务必须和LDAP服务部署在同一个节点10.某银行规划fusioninsight HD集群有90个节点,如果控制节点规划了3个,那集群中数据节点推荐规划多少最为合理?A.87B.85C.90D.8618.用户集群有 150 个节点,每个节点 12 块磁盘(不做 RAID,不包括 OS 盘),每块磁盘大小 1T,只安装 HDFS,根据建议,最大可存储多少数据?A、1764TBB、1800TBC、600TBD、588TB20.FusionInsight HD 节点不支持那种主机操作系统?A、Suse 11.1B、RedHat 6.5C、CentOS 6.4D、Ubuntu 11.0421.HBase shell命令中,哪个可以查看当前登陆的用户和权限组?e_permissionB.whoamiC.whoD.get_user23. Fusionsight HD manager界面Hive日志收集,哪个选项不正确?A、可指定实例进行日志收集,比如制定单独收集METASTORE的日志B、可指定时间段进行日志收集,比如只收集2016-1-1 到2016-1-10的日志C、可指定节点IP进行日志收集,例如仅下载某个IP的日志D、可指定特定用户进行日志收集,例如仅下载userA用户产生的日志27. FusionInsight HD 三层组网适合多少节点的集群规模?A、30 节点以下B、100 节点以下C、100-200 节点D、200 节点以上30.Hadoop系统中关于客户端向HDFS文件系统上传文件说法正确的是?A.客户端的文件数据经过NameNode传递给DataNodeB.客户端将文件划分为多个Block,根据DataNode的地址信息,按顺序写入每一个DataNode中C.客户端根据DataNode的地址信息,按顺序将整个文件写入每一个DataNode中,然后由将文件划分为多个BlockD.客户端只上传数据到一个DataNode,然后由NameNode负责Block复制31. FusionInsight HD 系统中,HBase的最小处理单元是region,user region和region server之间的路由信息是保存在哪?A.ZookeeperB.HDFSC.MasterD.Meta表34. 通过 FusionInsight Manager 不能完成以下哪个操作?A、安装部署B、性能监控C、权限管理D、虚拟机分配39. 关于 Hbase 的 Region 分裂流程 split 的描述不正确的是?A、Split 过程中并没有真正的将文件分开,仅仅是创建了引用文件B、Split 为了减少 region 中数据大小,从而将一个 region 分裂成两个 regionC、Split 过程中该表会暂停服务D、Split 过程中被分裂的 region 会暂停服务43. 关于FusionInsight Manager关键特性,说法正确的是?A.能够针对整个集群,某个服务器进行健康检查,不能够针对节点进行健康检查B.Manager引入角色的概念,采用RBAC的方式对系统进行权限管理C.整个系统使用Kerberos管理用户,使用Ldap进行认证,通过CAS实现单点登录D.对于健康检查结果,不能够导出检查报告,只能够在线查看44.查看kafka某topic的partition详细信息时,使用如下哪个命令?A. bin/kafka-topics.sh –createB. bin/kafka-topics.sh –listC. bin/kafka-topics.sh -describeD. bin/kafka-topics.sh -delete45. FusionInsight Hadoop 集群中,在某个节点上通过 df-hT 查询,看到的分区包含以下几个:/var/log Raid 1/srv/BigData Raid 1/srv/BigData/hadoop/data5 Non-Raid/Raid0/srv/BigData/solr/solrserver3Non-Raid/Raid0/srv/BigData/dbdata_om Raid 1这些分区所对应磁盘最佳 Raid 级别的规划组合是?A、Raid0、Raid1、Raid0、Non-Raid、Raid-1B、Raid1、Raid1、Non-Raid、Non-Raid、Raid1C、Raid0、Raid0、Raid0、Raid0D、Non-Raid、Non-Raid、Non-Raid、Non-Raid、Raid146. FusionInsigh HD 系统中 HDFS 默认 Block Size 是多少?A、32MB、64MD、256M47. FusionInsigh HD部署时,同一集群内的Flume server节点建议至少部署几个?A、1B、2C、3D、448. FusionInsight HD 系统设计日志不可以记录下面那些操作?A、手动清除告警B、启停服务实例C、删除服务实例D、查询历史监控50.Hadoop的HBase不适合哪些数据类型的应用场景?A.大文件应用场景B. 海量数据应用场景C. 高吞吐率应用场景D. 半结构化数据应用场景53. 安装 FusionInsight HD 的 Streaming 组件时,Nimbus 角色要求安装几个节点?A、1B、2C、3D、454. 关于FusionInsight HD 中Loader作业描述正确的是?A.Loader将作业提交到Yam执行后,如果Loader服务出现异常,则此作业执行失败B.Loader将作业提交到Yame执行后,如果某个Mapper执行失败,能够自动进行重试C.Loader作业执行失败,将会产生垃圾数据,需要用户手动清除D.Loader将作业提交到Yam执行后,在该作业执行完成前,不能再提交其他作业56. Hadoop 平台中,要查看 YARN 服务中一个 application 的信息,通常需要使用什么命令?A、containerB、applicationattemptC、jarD、application57.在FusionInsight集群规划部署时,建议管理节点最好部署()个,控制节点最少部署(),数据节点最少部署()A.1,2,2B.1,3,2C.2,3,1D.2,3,359. FusionInsight HD安装过程中,执行Preinstall操作不能完成哪项功能?A.修改OS,确保OS满足FusionInsight HD的安装要求B.安装MangerC.格式化分区D.安装OS缺失的RPM包60. SolrCloud 模式是集群模式,在此模式下 Solr 服务强依赖于一下哪个服务?B.HDFSC.ZooKeeperD.Yarn62. Hadoop 的 MapReduce 组件擅长处理哪些场景的计算任务?A、迭代计算B、离线计算C、实时交互计算D、流式计算67. 以下哪些数据不属于半结构化数据?A.HtmlB.XmlC.二维表D.Json68. 关于FusionInsight HD Streaming 客户端的Supervisor描述正确的是?A、Supervisor负责资源分配和资源调度B、Supervisor负责接管 Nimbus 分配的任务,启动和停止属于自己管理的worker进程C、Supervisor 是运行具体处理逻辑的进程D、Supervisor是一个Topology中接收数据然后执行处理的组件70.关于FusionInsight Manager,说法错误的是?A、NTP sever/client负责集群内各节点的时钟同步B、通过FusionInsight Manager,可以对HDFS进行启停控制、配置参数C、FusionInsight Manager所有维护操作只能够通过WebUI来完成,没有提供Shell维护命令D、通过FusionInsight Manager,可以向导式安装集群,缩短集群部署时间74. FusionInsight HD 系统中如果修改了服务的配置项,不进行服务重启,该服务的配置状态是什么状态?A、SYNCHRONIZEDB、EXPIREDC、CONFIGURINGD、UNKNOWN80. Spark应用在运行时, Stage划分的依据是哪个?A、taskB、taskSetC、actionD、shuffle84. 采用 Flume 传输数据过程中,为了防止因 Flume 进程重启而丢失数据,推荐使用以下哪种 channel 类型?A、Memory ChannelB、File ChannelC、JDBC ChannelD、HDFS Channel89. FusionInsight HD 的 Hbase 中一张表包含以下几个Region[10,20),[20,30),[30,+∞),分别编号为①,②,③,那么,11,20,222 分别属于哪个 Region?A、①①③B、①②③C、①②②D、①①②90. 关于Hive建表基本操作描述正确的是?A.创建外部表时需要指定external关键字B.一旦表创建好,不可再修改表名C.一旦表创建好,不可再修改列名D.一旦表创建好,不可再增加新列92. FusionInsight HD 系统中,如果 Solr 索引默认存放在HDFS上,以下理解正确的有?A.不需要考虑各solrserver实例上创建了多少shardB.为保证数据可靠性,创建索引时必须创建多RelicaC.通过HDFS读取索引时占用磁盘IO,因此不建议Solr实例与DataNode部署在同一节点上D.当Solr服务参数INDEX_STORED_ON_HDFS值为HDFS时,创建Collection的索引就默认存储在HDFS上。
Halcon阈值化算⼦dual_threshold和var_threshold的理解Halcon中阈值⼆值化的算⼦众多,通常⽤得最多的有threshold、binary_threshold、dyn_threshold等。
threshold是最简单的阈值分割算⼦,理解最为简单;binary_threshold是⾃动阈值算⼦,它可以⾃动选出暗(dark)的区域,或者⾃动选出亮(light)的区域,理解起来也没有难度。
动态阈值算⼦dyn_threshold理解起来稍微复杂⼀点,使⽤dyn_threshold算⼦的步骤基本是这样的:①将原图进⾏滤波平滑处理。
②⽤原图和平滑后的图逐个像素做⽐较,它可以根据参数分割出原图⽐平滑后的图灰度⾼(或者低)若⼲个灰度值的区域。
举例如下:处理程序是这样的:1 read_image (Image, 'C:/Users/happy xia/Desktop/dynPic.png')2mean_image (Image, ImageMean, 9, 9)3 dyn_threshold (Image, ImageMean, RegionDynThresh, 10, 'dark')程序分析:本例中,将图⽚模糊后,点阵字的⿊⾊扩散了,随之就是字的⿊⾊不如原图那么⿊了,那么通过给定的限值“10”和“dark”,就可以将原图⽐模糊后的图暗10个灰阶以上的区域(即⿊⾊⽂字部分)选出来了。
以上所说的三个算⼦并不是本⽂的重点,但却是理解下⾯的两个阈值分割算⼦的准备知识。
1、dual_threshold先看程序和效果图再分析。
1 read_image (Image, 'C:/Users/happy xia/Desktop/2.png')2 dual_threshold (Image, RegionCrossings, 174, 200, 180)dual_threshold(Image : RegionCrossings : MinSize, MinGray, Threshold : )该算⼦签名中:Threshold 表⽰⽤于分割的阈值数值,MinSize表⽰分割出来的区域的最⼩⾯积(即数像素的数⽬个数),MinGray表⽰分割出来的区域对应的原图中图像像素的最⾼灰度不能低于MinGray设定值。
大数据华为认证考试(习题卷2)第1部分:单项选择题,共51题,每题只有一个正确答案,多选或少选均不得分。
1.[单选题]Flume数据采集过程中,下列选项中能对数据进行过滤和修饰的是:( )。
A)SinkB)ChannelC)Channel SelectorD)Interceptor答案:D解析:2.[单选题]FusionInsight HD中Loader从SFTP服务器导入文件时,不需要做编码转换和数据转换且速度最快的文件类型是:( )。
A)graph-fileB)binary-fileC)text-fileD)sequence-file答案:B解析:3.[单选题]下列关于存储过程中的变量说法正确的是()?A)声明变量时需要指定变量的初始值。
B)变量的作用域是全局。
C)变量必须先声明后使用。
D)声明变量时需要指定变量的数据类型。
答案:C解析:4.[单选题]Kafka 的核心架构不包含?()A)SplitB)ProducerC)ConsumerD)Broker答案:A解析:5.[单选题]YARN服务中,如果要给队列QuqueA设置容量为30%,应该配置( )参数。
A)er-limit-factorB)yarn.scheduler.capacity.root.QueueA.minimum-user-limit-percentC)yarn.scheduler.capacity.root.QueueA.capacityD)yarn.scheduler.capacity.root.QueueA.state答案:C解析:C)MySql SQL脚本D)MongoDB SQL脚本答案:B解析:7.[单选题]Insert事务使用的锁模式是:( )。
A)AccessShareLockB)RowExclusiveLockC)ShareUpdateExclusiveLockD)ExclusiveLock答案:B解析:8.[单选题]Hive 数据仓库分层表的描述不准确的是?()A)DWD 层:结构和粒度与原始表保持一致,简单清晰B)ST 层:数据集市层C)DWS 层:以 DWD 为基础,进行轻度汇总D)ODS 层:原始数据层答案:B解析:9.[单选题]YARN调度器分配资源的顺序是:( )。
threshold函数Threshold函数是一种常用的数学函数,它在计算机科学和信号处理领域具有广泛的应用。
它可以将输入的数据映射为二进制输出,根据设定的阈值来判断输入数据的高低。
在本文中,将介绍Threshold函数的原理、应用和特点。
Threshold函数的原理很简单。
它根据一个预先设定的阈值,将输入数据分为两类:大于等于阈值的数据被映射为1,小于阈值的数据被映射为0。
这种二值化的处理方式在很多情况下非常有用,可以将复杂的数据转化为简单的二进制形式,方便后续的处理和分析。
在计算机视觉领域,Threshold函数常用于图像二值化处理。
图像二值化是将彩色或灰度图像转化为黑白图像的过程,它可以简化图像的复杂度,突出图像的轮廓和细节。
Threshold函数在图像二值化中起到了关键作用,通过选择合适的阈值,可以将图像中的目标物体与背景分离出来。
除了图像处理,Threshold函数还广泛应用于自然语言处理、机器学习和数据挖掘等领域。
在自然语言处理中,可以使用Threshold 函数将文本数据转化为二进制形式,方便进行文本分类、情感分析等任务。
在机器学习和数据挖掘中,Threshold函数可以用来处理连续型数据,将其转化为离散型数据,方便进行分类和预测。
Threshold函数的特点是简单有效,适用于各种类型的数据处理。
它不依赖于具体的数据分布和统计模型,在处理实际问题时具有很高的灵活性。
另外,Threshold函数的计算速度快,适用于大规模数据的处理和实时应用。
然而,Threshold函数也存在一些局限性。
首先,阈值的选择对最终的结果有较大影响,不同的阈值可能导致不同的分类结果。
因此,在使用Threshold函数时需要根据具体问题选择合适的阈值。
其次,Threshold函数只能处理单变量数据,对于多变量数据需要进行特征工程或者使用其他方法进行处理。
Threshold函数是一种常用的数学函数,广泛应用于计算机科学和信号处理领域。
托利多电子秤设置方法对于一台新条码秤,需要做以下工作。
一、在秤上操作1、格式化开机后依次按“代码”→“”→“*”,(屏幕显示SERVICE-MODE),输入“15”→“*”(屏幕显示WORK CONFIG),→1(屏幕显示CONFIG 0-1)→“*”,条码秤初始化后自动重启即可。
注:此操作将条码秤中的数据、格式、配置数据恢复到出厂值。
2、设置秤号开机后依次按“代码”→“”→“*”,(屏幕显示SERVICE-MODE),输入“08”(屏幕显示PRIMARY)→“*”(屏幕显示SCALE NUMBER),输入秤号如“10”→“*”。
注:秤号和IP地址是两个概念,与寺岗秤有本质的区别。
秤号是秤的称号或是一种标识,IP号只是秤的IP地址。
3、设置IP地址依次按“代码”→“”→“*”,(屏幕显示SERVICE-MODE),输入“21”(屏幕显示NETWORKCONFIG)→“*”(屏幕显示IP ADDRESS)然后屏幕出现一串0,直接输入IP地址,如192.168.0.10,直接输入192168000010,输入完毕后按“↓”键(屏幕显示NET MASK)然后屏幕又出现一串0,直接输入子网掩码“255255255000”,输入完毕后一直按“↓”键,直到秤自动重启后IP设置完毕。
4、设置打印强度及倒转功能依次按“代码”→“”→“*”,(屏幕显示SERVICE-MODE),输入“25”→“*”(屏幕显示RESIST 600-999默认850)→“*”(屏幕显示SPEED 85mm/S默认0-5,打印速度设置)→“*”(屏幕显示ENERGY -4-+4默认1,打印强度设置)将这里设置成3→“*”→“*”(屏幕显示REWIND NO默认0,倒转功能设置)将这里设置成1→连续按“*”键直到屏幕显示25 LABLE PRINTER,按“代码”键退出。
注:倒转功能解释:不使用此功能,当前标签的预打印区域(标签的前8毫米的区域)在本此打印中无法打印,使用此功能后,每打印完一张标签后,打印机会自动倒转8毫米,以便下一张标签所有位置都能打印到。
LTE支持的切换事件有A类和B类,其中A类被用作系统内测量,B类被用作系统间测量B1:邻小区比绝对门限好。
用于测量高优先级的RAT小区B2:服务小区比绝对门限1差,邻小区比绝对门限2好,用于相同或者低优先级的RAT 小区的测量LTE切换时需要UE上报测量的结果(包括RSRP,RSRQ等),而上报又分为周期性上报和事件触发的上报。
周期性上报由基站配置,UE直接上报测量的结果。
事件触发的上报又分为同频系统的事件和不同系统间的事件:同频切换报告事件包括:1. 事件A1,服务小区好于绝对门限;这个事件可以用来关闭某些小区间的测量。
2. 事件A2,服务小区差于绝对门限;这个事件可以用来开启某些小区间的测量,因为这个事件发生后可能发生切换等操作。
3. 事件A3,邻区好于服务小区;这个事件发生可以用来决定UE是否切换到邻区4. 事件A4,邻区好于绝对门限;5. 事件A5,服务小区差于一个绝对门限并且邻区好于一个绝对门限;这个事件也可以用来支持切换Intra-Frequency-HO切换都是基于A3/A5事件进行的切换A3事件:邻区的服务质量(RSRP/RSRQ)比服务小区高一个绝对门限,触发A3事件切换。
A5事件:服务小区的服务质量低于一个绝对门限1,邻区的服务质量高于一个绝对门限2,触发A5事件切换。
1.A3或A5事件触发。
2.Source eNB 向UE发送mearsurement control 4q;d6C1[1m+_,M+N1j:l3.Source eNB 向UE发送UL allocation MSG4.UE向Source eNB发送Measurement report MSG5.Source eNB内部进行HO decision6.Source eNB向Target eNB发送Handover request MSG7.Target eNB内部进行Admission controlMSCBSC 移动通信论坛,x"w3Q)j'V8.Target eNB向Source eNB回复Handover request ack MSG 9.Source eNB向UE回复DL allocation MSG10.Source eNB向UE发送RRC Connection reconfiguration MSGMSCBSC 移动通信论坛.k)C1b7\)C+x7W(j11.UE与Source eNB进行Detach,并开始同步到Target eNB12.Source eNB进行缓存控制并向Target eNB传送数据包以及进行SN status transfer (序列数转移)13.Source eNB向Target eNB进行数据转移传送"T/`2L4F [:u*v14.UE与Target eNB同步完成MSCBSC 移动通信论坛$b1e3x3~"X G8A15.Target eNB向UE发送UL Allocation+TA UE MSG16.UE向Target eNB发送RRC connection complete MSG 17.UE与Target eNB,Target eNB与S-GW之间进行数据交互;Q:u5O&m)F1h18.Target eNB向MME发起Path switch request 19.MME向S-GW发起user plane update requestMSCBSC 移动通信论坛!w!P,U5c5}3T5y9H20.S-GW与Source eNB进行Switch DL Path,并发起End marker MSGmscbsc 移动通信论坛拥有30万通信专业人员,超过50万份GSM/3G等通信技术资料,是国内领先专注于通信技术和通信人生活的社区。
7Unit 40 Lesson11.Aiko!2.David! How nice to see you!3.and you, too. Hey, who’s washing have you got there?4.It belongs to one of my clients.5.Your what?6. It’s all part of the service, as they say.7.Yes, of course.8. Porter!9. Yes, madam?10.Could you take this up to room 2613, please?11. I’m sorry, madam. Would you please speak more slowly and clearly?12. Take this to room 2613, please.13. Ah, yes, room 2316. Certainly, madam.14. Not 2316, 2613!15 Ah yes, madam. Certainly.16.This hotel is dr eadful! Nobody understands English. You can’t have your laudry done. They don’t even clean the sheets properly.17 One of my clients refused to get into the bed. I had to change his sheets myself.18. Wow! If you don’t mind my asking, what kind of job are you doing nowadays, Aiko?19.I’m a tourist guide: I work with groups of Japanese people on vacation around the world.20.Oh I see! No, it’s just the way you were talking about “clients”-21.it kind of gives the impression that you’re, like, some kind of ge isha, if you see what I mean.22. Oh dear, was I using the wrong word? What should I call them-customers?23. But really-here I am, asking you for an English lesson one minute after meeting you again .You must forgive me.24.Hey, that’s alright, Aiko. That’s what teachers are for, giving people lessons.25. Then perhaps we can have a quick one later, as your saying in English?26. Yes.27. Look, why are we standing around in this dreadful lobby? Let’s go and have a coffee.28. Sure-why not?29.Would you like wine in a bottle, David?30. No thanks, I’m not hungry. So, how much longer will you be staying in Washdon?31. Just two more days, that’s all. Then we go to Copenhagen for one day, Manila for one day,32.and Johannesburg for a day and a half. And then back to Tokyo.33.It sounds exhausting! How many people are there on the tour?34. Fifty-five.35.None of whom speak English, I imagine?36. Hardly any of them.37.I'd go crazy. I suppose all the guys keep trying to flirt with you as well.38.Oh no they're very respectable gentlemen!39.They're all senior executive from the Japanese National Motor Vehicle Insurance Corporation.40 Oh, Geez! Travelling around the world from airport to hotel with fifty-five middle-agedinsurance executives!41 Oh well, I suppose you're well covered, if one of them goes crazy and burns the hotel down,42. or takes off his clothes in the middle of Kennedy Plaza.43. Sorry David, I don't understand.44. I mean you must be covered by insurance, if anything goes wrong. Just a joke, that's all.45.Oh yes, I have to be insured against accident, both to me and to the clients. That's the law in Japan.46.I see. Anyway, I'm sure you can't wait to escape from your clients and live dangerously from time to time.47. Oh, David no, I enjoy my job very much. But I was going to ask you to join me this evening for a drink.48 Hey, thanks. Where do you have in mind?49I'm not sure. Can you think of any really typical Washdon bars we could go to?50 Well yes, I know one or two bars. Let me think. I've got it: "Romeo's” in Jefferson Avenue.51, That's got a nice intimate atmosphere.52. What do you mean intimate?53. I mean you know, ideal for a quiet drink. Getting to know each other-that sort of thing.54. I see. So how do you get to this bar?55. Well, as I said, it's in Jefferson Avenue, near Brookless Bridge.56. Just tell your driver to take a right before the bridge, and park anywhere along Jefferson Avenue.57.You're very knowledgeable.58.It's all part of the service, as you said earlier.59.Well, I must go now, David. We're invited to tea with some representatives of the Britican Insurance Association.60.You could come to if you like. It should be very interesting.61.Hey, it's real nice of you, but, uh...I've got something else on, as it happens.62. OK. Well see you this evening, then. About 8:30 at "Romeo’s”.63. See you later, Aiko.64. Hi!65.Hello, darling You're back nice and early today.66Yeah, that's right.67.My six o'clock class was cancelled, because the students went on an excursion to Buckington Castle.68. I thought you already took them to Buckington Castle last week.69.Did I? Oh, yeah. Well. I guess they liked it so much they decided to go back there.70. Anyway, darling, it means we can have a nice, quiet evening together, eh?71.Sigismonda's asleep, and I'm cooking us a special dinner.72. Oh, right! Look, uh, darling, unfortunately, I've got to go out with some of the students this evening.73. It's a real drag, you know.74. I thought they'd gone to Buckington Castle.75. Yes, but they're coming back this evening, you know, especially for this -this, drink thing, Look, I'm sorry dear,76. but it's one of my duties as a teacher to entertain the students, and all that. You know I hate doing it.77. They why do you keep on doing it? Why do you keep on teaching at that school, complaining to me all the time,78. but never doing anything about it? I've had enough of this, David! enough --do you understand?79.When I married you, I thought you were going to do great things! I thought you were so clever!80.I thought you were capable of doing anything, but you’re not, David! You’re not a real man!81. You’re not strong enough-you’re just a weak frightened little boy, afraid of the world.82.When are you going to do something with your life? Well?? For God sake say something-don’t just stand there!83.Look, why don’t I call the school and arrange to go out with the students tomorrow night instead?84.Is that all you can say! No, go out with them now! This minute! Go on–go!85. Look darling, maybe if we just talked about this-86. Get out!87. Oh, hell!88.Henson reporting. David Peters has just left his apartment, sir, followed by a –wait a moment, sir-a dinner plate.89. No no, a soup bowl. Definitely a soup bowl. A new one, I’d say sir, probably of Italian manufacture.90. What are you go on about, Henson? Just follow him, will you? Where’s he going?91. He’s now going into McCarthy Park subway station, sir. I think he may be intending to catch a train.92. Well, get on the same train, and don’t lose him this time.93. There is just one problem, sir, about my travel expenses.94 . What about them? You can claim the subway ticket as a travel expense, obviously. Just get on with it!e to think of it, sir, I can use my commuter pass! That’ll save the Department a bit of money, won’t it?96. Can I see your ticket please, sir.97. I’ve got a commuter pass.98. Let me take a look at it, then.99.This pass isn’t valid, you know.100.Yes, it is. It’s valid till March 6th.101.It’s not valid at this station. See what it says here “valid only for travel in zones 1 and1a”. This station is in zone 2.102. Look, I’m a police officer, traveling on duty, and I’m in a hurry. Will you let me pass, please?103. I don’t give if you’re the Archa ngel Gabriel come to announce the end of the world, 104. You’ve still got to pay your fine, like everybody else.105. Oh, alright- here’s $10. Goodbye!106. Not so fast! Where did you get on?Unit40 lesson1sFMini-dialogueMiss Annie Peters26 Chernobyl Avenue42232 WashdonGREAT BRITICA Tokyo, Japan 12 MarchDear Annie,I know this will come as an enormous surprise to you, I hope it will be a pleasant rather than an unpleasant one. As you can see. I didn’t die in Trinidad although I came very close to it, and I have taken the opportunity during these past few years to look at my life and what really matters to me.I have realized, Annie, that my only purpose in life for as long as I can remember has beento make money as much as possible and as quickly as possible paying no attention to my relationships with other peopleThis is why your mother left me and this was why I was on the point of losing contact with both you and David.I want you to understand first of all that I have decided to change. Annie because I have realized how much I really care about you and David.For various obvious reasons, I can’t tell you in this letter how to get in touch with me but I’ll try and get a personal message to you or David in the next couple of weeks.You will easily understand that I may not be able to come to Washdon myself, but I hope we can meet somewhere not too far away. I’m sure you have hundreds of questions to ask me. I look forward to answering them more than I can tell you in words.Your loving father,HugoLesson3.sectionAToday EOL Travel welcomes you to New York City. Approaching over the bay we see the Statue of Liberty, the defining symbol in first sight of America for so many millions of immigrants over the years. New York City is the home of the skyscraper or highrise. The city’s tallest are the World Trade Center twin towers. However, the most famous is still the Empire State Building. It’s incredible to think it was constructed as long ago as 1929. St. Patrick’s Cathedral was built in the 19th century when huge numbers of Irish immigrants were pouring into the New York. Jewish immigrants from Russia and eastern Europe have also been immensely influential in New York’s cultural life. Today New York is one of the world’s leading centers for the arts. For painting and sculptures, it’s perhaps the leading center. It attracts artists and performers from all over the world. When you’ve performed in New York City, you know you’ve really arrived. And then you can treat yourself to a hot dog, which originated in New York along with so many symbols of the American way of life. The yellow cab is another example. A more leisurely and old-fashioned form of transportation is still available in Central Park. It’s all very relaxing unlike most other New York a ctivities. New York, of course, is about business and finance above all. It’s the United States’ number one financial center and one of the world’s big three. More sharesare traded on New York Stock Exchange than on any other exchange in the world. And for people all around the world, Wall Street symbolizes wealth, power, and success. Another World famous symbol of New York is the extensive subway system. Once notoriously dirty and dangerously crime infested, it has become much safer and cleaner in recent years. We’ll leave the subway. At Time Square Station with its huge advertising billboards by day, and its neon signs by night. New York is also the capital of the nation’s advertising industry. Sure, New Yorkers work hard but they also play hard. And at night the New York custom is to go out, often to the theater. If you’re lucky, maybe to Broadway, the most famous street name in the world of show business. And if a Broadway musical isn’t your idea of entertainment, you’re bound to find something else you like, whether it’s a movie or music or theater or dance. And you can go out looking at any time of the day or night. This is the city that never sleeps. New Yorkers love Christmas-even though many of them weren’t brought up as Christians-and exchange generous presents and hospitality at this time of the year. Winters are freezing cold in New York just as the summers tend to be baking hot. Temperatures of zero fahrenheit, that’s minus 20 centigrade, are not uncommon in January and February. Still, most New Y orkers are happy to put up with such inconveniences. It’s a price worth paying to live in what is probably the world’s most dynamic and exciting city.。