3.3 Reading for Writing（重点练）-2020-2021学年高一英语十分钟同步课堂专练（人教版2019必修第二册）

重点练 I. 阅读选择 Alexa is a form of artificial intelligence, or Al for short. Many people start their mornings by asking Alexa for the weather forecast or the latest or the weather for the weather for the can also play music from your favourite playlists, order takeout food, answer questions , send messages and even run " smart " home controls . Training AI systems to respond to problems with human-like intelligence and learn from their mistakes can take months, or even years. Consider Alexa and similar software, such as Apple's Siri. To do the tasks its human owners ask, these systems must make sense of and then respond to sentences such as, "Alexa, play my Ed Sheeran playlist" or "Siri, what is the capital of India?" Computers can't understand language as it is spoken by people. So AI researchers must find a way to help humans communicate with computers. The technology used to get computers to " understand " human speech or text is known as natural language processing . By natural langua