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数据处理/控制 与Excel相似的数据处理页面，但数据处理功能不强大，变量多占用内存可同时处理几个数据文件，数据处理功能强大，不占用内存；可处理很多变量每次只能处理一个数据文件，但数据处理功能不错强大，可同时处理几个数据文件；与SAS相符，但会占用内存绘图 操作简单，可直接贴到Word或PPT等功能强，但难学，需要学习SAS的绘图语言可用编程或通过菜单选择绘图，与SPSS相符功能最领先（因为是开源软件），但难学较优胜的分析方法各种方差分析，多变量分析等大数据分析，支援多种分析方法混合模型，问卷数据分析模型分析，支援多种分析方法难度 容易 难 中等 难适合人士 初学者，或数据较简单的用户需要处理大数据的高端用户；打算以统计分析为职业的用户需要处理较多变量和数据的用户，但没有时间或编程背景学习SAS

Mathematica 是美国 Wolfram 研究公司生产的一种数学分析型的软件，以符号计算见长，也具有高精度的数值计算功能和强大的图形功能。假设在 Windows 环境下已安装好 Mathematica7.0，启动 Windows 后，在“开始”菜单的“程序”中单击 Wolfram Mathematica，就启动了 Mathematica7.0，在屏幕上显示如图的 Notebook窗口，系统暂时取名“未命名-1”，直到用户保存时重新命名为止。

描写春天的好词、好句、好段，孩子作文肯定用得上！ 春天来了，草长莺飞，万物复苏，不仅给人新的希望，同时也给学生写作文带来了无限 素材，那些担心孩子写作文想不出素材的家长们，赶快为孩子收藏吧！ 描写春天的好词

如何制作优秀微课？ 一、微课 1、微课定义 微课是指基于教学设计思想，使用多媒体技术在五至十分钟以内 就一个知识点进行针对性讲解、模拟一对一教学情景的一段视音频。 这些知识点，可以是教材解读、题型精讲、考点归纳；也可以是

八滩镇中心小学写字指导课备课专用纸 班级 五（ ） 执教者 教学时间 课题 钢笔《写字》 第 1 课 教学目标 1.学会写炊、恍、锻、炼的方法，掌握左右结构的汉字书写规则。 2.学会正确使用钢笔规范地书写，注意培养良好的书写习惯。

幼儿园语言课：神奇的小路 活动目标 1、喜欢倾听故事，初步理解故事内容，感受秋风、落叶和小动物的亲密关系。 2、能大胆想象，体验各种小动物走过秋叶铺成的小路的情景 。 活动准备 1、课件《神奇的小路》

Ⅰ. 用适当的关系词填空1. The Second World War __________ millions of people were killedended in 1945.2. He was born in the year __________ the Anti-Japanese War brokeout.3. He was the man by __________ Master of Game was translated.4. Is that the reason __________ you are in favor of the proposal?5. The magazine for __________ Betty paid one dollar was very good.6. Here is so heavy a box __________ can be lifted by nobody.7. Is this the shop __________ sells children’s clothing?

Ⅰ. 阅读理解In most developed countries the government providesfree education for children because it realizes that educatedcitizens are useful to the country in their later life. Mostcountries also have private education. This means that parents can payto send their children to certain schools. People who agree with thissystem say that it gives parents a larger choice of schools. Other peoplethink that private schools give the children who go to them an unfairadvantage over other children.

Ⅰ. 选词填空ancient, architect, birthplace, civilization, face, gallery, landmark,project, situated, symbol1. The wedding ring is a _____________ of our love.2. Rome is famous for its _____________ monuments.3. The Empire State Building is a famous _____________ of New York.4. China is well-known for her five thousand years of _____________ .5. Asia is the _____________ of the great religions of the world.6. The government began a new _____________ in my hometown last

Ⅰ. 阅读理解It was once thought that air pollution affected onlythe area immediately around large cities with factoriesand heavy automobile traffic. Today, we know thatalthough these are the areas with the worst air pollution,the problem is actually worldwide. On several occasions over the pastdecade,

Ⅰ. 根据汉语提示写出单词的正确形式1. What will happen if the two parties fail to reach an ____________ (协议)?2. Strict management is one of the most important ____________ (特点)of my school.3. Shanghai is one of the ____________ (地区)in China with developedeconomy and culture.4. My cousin makes a living by selling agricultural ____________ (产品)inthe market.5. There were ____________ (代表)from 24 countries in the meeting Ijust returned from.6. There is a garden on the ____________ (对面的)side of the street.7. I forgot to ____________ (签名)the application form.8. A king must teach his prince how to ____________ (统治).

Ⅰ. 单词拼写1. Who is keeping __________ (秩序)on the spot?2. Whether or not you’re given a car depends on your __________ (地位)in the company.3. He __________ ( 辞 职 )from the company in order to take a morechallenging job.4. Boys and girls are __________ (平等的), and thus they should betreated fairly.5. The project worked on the __________ ( 原 则 )that each person’sexperience was equally valuable.6. Regular exercise is of great __________ (重要)to us.7. We have been treated with such __________ (善良)by everybody.8. I’d just like to __________ (强调)the importance of politeness in thisjob.

Ⅰ. 把下列句子改为被动语态1. He had broken his arm when I saw him.2. Lucy had already completed the project when I arrived.3. I had sold out the ticket when she came.4. They began to climb the mountain after they had bought all the foodand drinks.5. I had turned off all the lights before I went to bed.答案：1. When I saw him his arm had been broken.2. When I arrived the project had already been completed.

Ⅰ. 根据所给的汉语释义或首字母写出单词的正确形式1. Although he is young, he is an __________ (有经验的)architect.2. As a matter of fact, drunken driving is as harmful as __________ (暴力的)crimes to people’s life and safety.3. What __________ (引起)the accident yesterday?4. A sudden storm __________ (发生)when we were having our pleasantvoyage in the Yellow River.5. One million and five hundred thousand people died in natural dbetween 1980 and 2000.6. He has to give up basketball, for he is only about a __________ height.7. In 1998, the f __________ caused by five days of heavy rain in thatarea made 233, 000 people homeless.8. People standing under a tree in a thunderstorm are likely to be struckbyl __________ .9. Many men were b __________ underground when there was anaccident at the mine.

Ⅰ. 根据首字母或汉语释义写出单词的正确形式1. Before the rain, there was a m __________ of clouds.2. She married an American man and became a US c __________ .3. I read a f __________ story which took place in a haunted(闹鬼的)house.4. Hurricane has been f __________ for tomorrow afternoon.5. I am unable to c __________ to school because my bicycle is broken.6. During his election __________ (活动)he promised to put theeconomy back on its feet.7. Producing a dictionary is a slow __________ (过程).

Ⅰ. 阅读理解In Europe, many people make friends across theborders through town twinning. Two towns in differentcountries decide to become twin towns.Their citizens find pen-friends in the twin town.They exchange newspapers and stamps. The school teachers discussteaching methods with the teachers in the twin town. Officials visit thetwin town for celebrations

Ⅰ. 选词填空1. Europe was at peace __________ in ten years. (the first time, for thefirst time)2. Will she go to the hospital? __________ , I will go with her. (If so, Ifnot)3. My dad is the most __________ man I have ever met. (honest,honesty)4. He has a good sense of __________ . (just, justice)5. He was awarded a prize for his __________ to world peace.(contribute, contribution)

Ⅰ. 根据首字母或汉语释义写出单词的正确形式1. Before the rain, there was a m __________ of clouds.2. She married an American man and became a US c __________ .3. I read a f __________ story which took place in a haunted(闹鬼的)house.4. Hurricane has been f __________ for tomorrow afternoon.5. I am unable to c __________ to school because my bicycle is broken.6. During his election __________ (活动)he promised to put theeconomy back on its feet.7. Producing a dictionary is a slow __________ (过程).8. A __________ (沙尘暴)kicked up while we drove through the desert

Ⅰ. 阅读理解In Europe, many people make friends across theborders through town twinning. Two towns in differentcountries decide to become twin towns.Their citizens find pen-friends in the twin town.They exchange newspapers and stamps. The school teachers discussteaching methods with the teachers in the twin town. Officials visit thetwin town for celebrations. Ordinary citizens travel to the town, too, butnot very often if it is far away.

Ⅰ. 阅读理解Born in the County, Anhui Province, Tao Xingzhi(October 18,1891—July 25, 1946)was one of the greatest educationalists, socialactivists and patriots in modern China. When he was young, Taolived in a poverty-stricken area and had witnessed miserable life ofChinese people, especially that of the peasants who accounted for80% of the nation’s population, under the suppression of foreigninvaders at that time