搜题请搜索小程序“爱下问搜题”
问题 填空题
已知：
2x-3
(x-1)(x+2)
=
A
x-1
+
B
x+2
，则A=______，B=______．
答案

2x-3
(x-1)(x+2)
=
A
x-1
+
B
x+2
=
A(x+2)+B(x-1)
(x-1)(x+2)

=

(A+B)x+2A-B
(x-1)(x+2)

∴

A+B=2
2A-B=-3
解得
A=-
1
3
B=
7
3
．

填空题


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.

查看答案
判断题

要对预测结果的准备和可靠程度给出评价。
查看答案