已知函数$f\left(x\right)$是定义在R上的单调增函数且为奇函数，数列$\left\{a_n\right\}$是等差数列，$a_{1007}>0$，则$f\left(a_1\right)+f\left(a_2\right)+f\left(a_3\right)+\cdots +f\left(a_{2012}\right)+f\left(a_{2013}\right)$的值（    ）．

Creative Writing Summer School

2-15 August 2015

Study at one of the world's leading universities

About the Creative Writing Summer School

    This programme is for those wishing to develop their existing creative writing skills, either for eventual professional use, or out of personal interest.Workshop courses take place twice a day.In a series of plenary(全体出席的)lectures (each morning, and on some evenings), novelists, poets and writers of creative non-fiction discuss their own work and the art of writing.Plenary lectures are designed to expand students' understanding of their own creative options.Students will expected to complete daily writing tasks outside classroom hours; the resulting work will form the primary focus of the workshops.

What will I be studying?

    Workshop courses focus on practical writing skills and critical reflection; there are specialist options in fiction; creative non-fiction and poetry, and writing for stage and screen, as well as a more broadly-based writing course.

Who can apply?

    The programme is open to university students, literature teachers, professionals and those with other life experience; gap-year students preparing for university may also apply (students must be accompanied by a parent/ guardian if under 18 when the programme starts).Participants must also meet the language requirements specific to this programme and will be asked to provide a 300-400 word piece explaining their reasons for applying.

Who will be teaching me?

    Courses are taught by a combination of published writers associated with the School of Continuing Education, Peking University and by guest subject specialists from beyond the university.

Where will I stay?

    Participants can stay in the School of Continuing Education, Peking University, close to the teaching sites and city Coventry.

How do I apply?

    You can download an application form or apply online.

    Find out more: www.sce.pku.edu.cn

进入近代，欧洲文明强势崛起，法国是近代欧洲文明的重要发动机之一。探究历史，回答问题。法国作为一个民族国家，起源于法兰克王国。8世纪时，法兰克王国宫相查理·马特改革，实行釆邑制度，奠定了西欧封建等级制度的基础。此后，封建庄园在西欧普遍兴起。下图为《西欧的封建庄园》图。

材 料一：“14日，星期二，无事。”这是路易十六对1979年7月14日的描述，显然这一天在国王看来十分平常，甚至有些平淡。但是，路易十六认为无事的这 一天，却成为一个改写该国历史的最重要的日子。7月15日早晨，路易十六听到了大臣的汇报。他吃惊而困惑地问：“怎么，早饭啦？”大臣回答说：“不，陛 下，是一场革命。”

材料二：“起来，饥寒交迫的奴隶；起来，全世界受苦的人！满腔的热血已经沸腾，要为真理而斗争！”

——《国际歌》

材料三：“我不赞成你的观点，但我捍卫你说话的权利。”

——伏尔泰