为改善农村人居环境，2016年武汉市政府在该市农村建立“户分类、组保洁，村收集、街（乡镇）运转、市及区处理”的垃圾收运处理体系．形成村级环境卫生长效管理机制。推行垃圾分类减量及资源化利用，适合在农村消纳的垃圾分类后就地减量，果皮、枝叶、厨余等可腐烂垃圾就近堆肥。该体系（  ）

①合理有序地发挥了户、组、村、街等在环境整治系统中的作用

②根据实践的需要建立了新联系，实现了各类垃圾向资源的转化

③在具体分析各类垃圾不同价值基础上采取了有针对性的处理办法

④积极促进量的积累以实现农村人居环境整治工作质的飞跃

记录实验现象是科学探究中收集有关证据的过程，下面是几位同学在科学探究中记录的实验现象，其中描述不正确的是（）

    Street art is a very popular form of art ____ is spreading quickly all over the world.

    You can find it on ____ (building), sidewalks and street signs. Now even art museums and galleries ____ (collect) the works of street artists.

    People often have different opinions about street art. Some think it is a kind of destruction (破坏) and ____ think it is a very beautiful new form of culture.

    In the street art world graffiti (涂鸦） can be the most popular. It began in New York in the 1960s. First some young people painted words and images on the walls. They found the paintings could show their ____(disagree) against society. Later, this colorful, energetic style of writing became ____ (know) as graffiti.

    Street artists do this for ____ reason. Some of them think they are closer to the people, while others try to express their ____ (politics) opinions.

    In today's world, the Internet has a big influence ____ street art. Artists can show their pictures to audiences all over the world. The street art movement lives with the energy and life of cities. It will continue ____ (change) and grow.

写出算盘上的数。