《2025年海淀单元测试AB卷七年级英语下册鲁教版》

#### B
The Internet is shaping our lives. We already have online shopping services and mobile payment. However, this is just a start. The world's leading tech companies are planning to build smarter online communities. 5. ______ It was held in Wuzhen, Zhejiang in 2018. The development of artificial intelligence(AI, 人工智能) was a hot topic at the conference. If a machine can learn and solve problems as humans do, it can be called AI.
A company uses AI technology in its unmanned supermarket in Wuzhen. There is no salesperson in the supermarket, just a tablet on a desk that says “Please smile”. 6. ______ The bigger you smile, the more discounts(折扣) you will get. Payment is done automatically(自动地) through your account. When you first enter the supermarket, the supermarket's AI recognizes your face and your account.
There is also AI that can read lips. 7. ______ It recognizes your mouth's movements and turns them into voice or text messages. This could be very useful when you are trying to talk to someone on your phone in a noisy place. Police could also use the technology to help them find criminal suspects by lip - reading recordings from video cameras.
8. ______ They can not only provide useful information, but also chat with people like a real friend. Some AI may have an online account. After following the account, users can start talking with it. 9. ______ It keeps improving itself by talking with users.
These technologies are being put into wider use. We may see a smarter world and better lives in the near future.
根据短文内容，从方框中选出能填入文中空白处的最佳选项。
A. It knows when to comfort you or tell jokes.
B. They discussed this at the World Internet Conference.
C. Another type of AI focuses on understanding human emotions.
D. A company brought its lip - reading system to the conference.
E. If you smile, it will give you a special discount for your goods.

答案： 5—9 BEDCA