题目内容

Questions 26-30Complete the following sentences using NO MORE THAN THREE WORDS for each gap. The student doesn’t need to contact the instructor if the instructor has ().

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Zero day exploits.

面向对象系统中有两种基本的复用方式:框架复用和类库复用。下列关于框架和类库的描述不正确的是 (24) 。

A. 框架是一个“半成品”的应用程序
B. 类库只包含一系列可被应用程序调用的类
C. 框架会为一个特定的目的实现一个基本、可执行的架构
D. 类库是框架的一种扩展形式

Every year there are reports of people dying as the result of extremely hot weather. Many of the victims are old persons, whose hearts or breathing systems decline. But many die from lack of water.Water is necessary for life and good health. We often forget this fact when we think about the other building blocks of life such as vitamins, minerals and proteins. We can live for many days without eating, but two or three days without water usually leads to death.The human body may look solid, but most of it is water. New born babies are as much as 85% water. Women are about 65% water and men about 75%. Women usually have less water than men because women, in general, have more fat cells, and fat cells hold less water than other kinds of cells.Water does many different things to keep us healthy. It carries hormones, antibodies and foods through the body, and carries away waste materials. That is why different parts of the body contain different amounts of water. For example, blood is 83% water, muscles are 75% water, the brain is 74%, and bones are 25%.Water is also necessary for cooling the body under hot weather and when we are working hard or exercising, water carries body heat tO the surface of the skin, where the heat is lost through perspiration. Researchers say cool liquids cool us faster than warm liquids, because cold liquids take up more heat inside the body and carry it away faster. They say, however, that cold sweet drinks do not work well because the sugar slows the liquid from getting into the blood-stream.Researchers also note that fat ceils block body heat from escaping quickly. Fat cells under the skin act like warm clothing to keep body heat inside. This is why overweight people have a more easy time staying cool than thin people.The body loses water every day through perspiration and urine. If we lose too much, we will become sick. A 10% drop in body water can cause the blood system to fail. A 15%~20% drop usually leads to death. To replace what is lost, health experts say growing persons should drink about 2 liters of liquids each day, and more in hot weather. They say we can also get some of the water we need in the foods we eat. Most fruits and vegetables are more than 80% water. Meats are 50%-60% water. And even bread is about 33% water. Water may be one of the most simple of all chemical substances, but it is the most important substance that we put into our bodies. A 15%~20% drop in body water can cause the blood system to fail.

A. 对
B. 错

A公司有关投资资料如下; (1)2009年1月1日,A公司支付价款955万元从活跃市场购入B公司当日发行的面值为1100万元、5年期的不可赎回债券,另支付交易费用5万元。该债券票面年利率为3%,每年年末付息,到期一次还本,实际年利率为6%。当日,A公司将其划分为持有至到期投资。 (2)2009年12月31日,A公司收到当期利息。当日,该项债券投资的公允价值为1000万元。 (3)20lO年12月31日,A公司收到当期利息。当日,该项债券投资的公允价值为1050万元。 (4)2011年1月5日,该项债券投资的公允价值为1060万元。因急需资金,A公司出售债券的50%,收到款项530万元存入银行;该债券剩余部分重分类为可供出售金融资产。 要求: 编制2011年该债券的相关会计分录。(答案中的金额单位用万元表示,计算结果保留两位小数)

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