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This summer at the largest urban mall in London, visitors may notice something different at their feet. Twenty bright green rubber tiles will decorate one of the outdoor walkways at the mall. Next to 省略...
1、According to the estimation, how many pedestrians will use that walkway in a year?
正确选项1.40 million pedestrian will use that walkway in a year.(V)
2、According to the passage, what’s the difference will the visitors notice at the largest urban mall this summer?
正确选项1.Twenty dark gray rubber tiles will decorate one of the outdoor walkways at the mall.(V)
3、What are the squares designed to ?
正确选项1.The squares are designed to collect the energy created by pedestrians.(V)
4、Where is the power generated from?
正确选项1.The power is generated from millions of footfalls.(V)
5、Who developed the tiles in 2009?
正确选项1.26-year-old Londoner.(V)

参考答案