文章大意：这是一篇说明文。作为世界上最受欢迎的手机应用软件和社交网络之一，微信因其巧妙的零售创新设计“扫码购”而获得iF设计金奖。这是第一个获得iF服务设计类金奖的中国产品。
1 . 阅读下面材料，在空白处填入适当内容（一个单词）或括号内单词的正确形式
WeChat, one of the world’s most popular mobile apps and social networks, brought home iF Gold Award for its smart retail innovation, Scan & Go. It is 1 first ever Chinese product to win gold in the iF Service Design category.
Scan & Go enables shoppers at retail stores to turn 2 (they) mobile phones into a virtual checkout counter. When shopping, customers use their mobile phones 3 (scan) product barcodes, view product information, get discounts, complete self-checkout, and pay 4 (direct) within the app via WeChat Pay. There is no queuing up at the cash register. “This concept 5 (show) a customer-centric scan-and-go-solution for an optimized (充分利用的) shopping and retail context. All standards of the good user experience 6 (meet) in this service design, including touchless access, efficiency or ease-of-use in scanning of market products and the final payment and checkout. This is user-friendly design at its 7 (good),” says iF Gold Award in its Gold Statement to Scan & Go.
According to statistics, sales during peak hours in 8 (tradition) supermarkets account for 60% of total turnover, and 9 average customers spend three to five minutes on queuing and payment during peak hours. With Scan & Go, customers no longer have to queue, and the payment time 10 (shorten) to one minute.
