简述小学几何学习的基本分析。

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问题:

简述小学几何学习的基本分析。

考点:小学数学教学研究小学数学教学研究题库
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Every Object Tells a Story凡事皆有戏
Everyone has a particular object to which they attach a special meaning or story. Every Object Tells A (1) is a participative website that enables people to explore the stories and meanings behind collections of museum objects. (2) to the site can create their own stories and share their own interpretations and objects online.
The project (3) on the art of storytelling and involves four regional museums, in partnership with Channel 4 and Ultralab, a (4) technology research centre at Anglia Polytechnic University. It will be led by the Victoria and Albert Museum. It (5) the personal meanings and histories behind objects to get people to look at them in new ways. It (6) designed to inspire them to create their own stories and share their interpretations and objects of personal significance (7) a growing online community.
Video, audio, text and pictures combine on the site to offer an enticing, accessible (8) into the content. Users can choose to browse the hundreds of objects featured, or they can search for (9) particular theme or person. They can decide on the level of information they want on an object, from (10) stories conveyed through text and pictures, to the richer experience offered by accompanying video and audio. They will (11) encouraged to add their own interpretation or object to the collection, by uploading text, images, video or audio (12) the site or by sending text and images from a mobile phone. In so doing, they will be (13) to the website’s content and illustrating how a single object can convey different meanings to different people.
The (14) stories and wonderful objects will appeal to a broad audience. The project has specific relevance to all key (15) of the National Curriculum in English and literacy. Outreach sessions in regional partner museums will encourage people to (16) involved in the project locally and a video booth will travel around England, visiting shopping centres, libraries, bus (17) and the like, to enable people to capture their object and story in a short video. This will (18) be uploaded onto the site.
In addition to the national and local publicity given to the project, Channel 4 (19) promote the website from a number of its programmes, ensuring a wide appeal and providing an added (20) for people to contribute their content.

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给出命题:若直线l与平面α内任意一条直线垂直,则直线l与平面α垂直,在它的逆命题、否命题、逆否命题三个命题中,真命题的个数是(  )
A.3B.2C.1D.0
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如图,在梯形ABCD中,AB∥CD

(1)用尺规作图方法,作∠DAB的角平分线AF(只保留作图痕迹,不写作法和证明)

(2)若AF交CD边于点E,判断△ADE的形状(只写结果)

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依据合同评审的目标对合同评审主题进行分类为建议草案评审主题和()两种类型。

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下列碑铭中被称为“三绝碑”的是()。

A、荔子碑

B、舜庙碑

C、五君咏碑

D、元佑党籍碑

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