题目内容：

七、阅读填空  先通读下面的短文，然后根据短文内容完成表格中所缺信息，在答题卷上相应的横线上填写答案，每空限填一个单词。

Facial Recognition System（面部识别系统）in China has taken the latest step forward.

 In the past, people bought tickets or cards before taking the subway. Instead, people try the subway system in Shandong's provincial capital, Jinan. The riders(乘客) have paid for their ride by showing their faces.

People can download（下载）an app at the local subway station. The machine scans（扫描）your facial profile. This tells the system to scan a rider’s face. It can manage them automatically (自动)for the service from a pre-paid account.

Jinan Rail Transit Group tells the reporter that the facial recognition system is still having the first try. At present, there is at least one facial recognition machine at each station of Line No.1. With the help of this app, riders can get into the subway more easily and quickly, especially during the rush hour. So far, Cities, such as Beijing, Shanghai and Tianjin, has offered riders to use their mobile to automatically enter the subway systems.

Facial recognition
How to pay for the1.	●People 2. to buy tickets or cards ●Now people try to use the subway systems
How to work	●Downloading an app ●Scanning your facial profile ●3. facial profiles automatically
How useful	●Making it 4. for the riders ●Improving the 5.of entering the subway station