题干

人要从生物圈中摄取各种各样的营养误会,以满足自身对物质和能量的需求,同时也要把人体产生的废物排出体外,这就需要人体各器官系统协调活动.如图是人体部分系统的关系图,请根据图回答下列问题:


(1)图中A系统代表的____ 

(2)呼吸系统与外界空气的气体交换是通过____ 实现的.

(3)呼吸系统与A系统、A系统与组织细胞之间的气体交换是通过____ 实现的.

(4)呼吸系统呼出二氧化碳和部分水、B系统排出尿、皮肤排出汗我们统称为____ 

(5)消化系统把不能消化的食物残渣排出体外的过程称为____ 

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答案(点此获取答案解析)

循环系统,呼吸运动,扩散作用,排泄,排遗

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阅读理解

    In recent years, there have been many breakthroughs in the AI (人工智能) field. Here, let us see four of the most interesting developments in AI in 2017.

Magic Radio

Want a friend that you can talk to anytime? Then you might like Magic Radio from Microsoft. Magic Radio features a cool cartoon figure. You can talk to it about anything. There is also an app for Magic Radio. With it, you can decorate the cartoon figure and even send it a gift online. Parents can also use the app to talk to their children. Magic Radio also records your life and analyzes(分析) your behavior. This way, it is easy for parents to know what you're doing when they're not around.

Sophia, Robot

Sophia is the first robot in the world to get citizenship(公民身份) in Saudi Arabia. In 2015, a US company built Sophia. She looks and acts like a human woman. She can talk to people naturally. She even has her own body language. For example, she may blink her eyes when she is talking about something funny. She also has the ability to learn from people, books and the Internet. Sophia was designed to have her values. "Don't worry, if you're nice to me, I'll be nice to you."

Samsung's Bixby

Like the voice recognition (识别) system, Siri on iPhones, Samsung has a similar system called Bixby. Experts said that it is smarter than any other similar system. If you once asked it to complete a certain task, it will remember that task the next time you talk to it. For example, you might like to listen to certain music while you're baking a cake. Next time when you tell Bixby " I want to make a cake", it will show you how to make a cake and play music for you automatically.

AlphaGo Zero

AlphaGo is an AI program that plays the board game GO(). Google Company has created a new version of the AI program called AlphaGo Zero. The new AI program is unique in the way it learned to play Go. AlphaGo Zero mastered Go in just two days without any human knowledge of the game. On the third day, it beat AlphaGo by 100 games to zero, becoming the best Go player on the planet.