题目

Below are what will have happened by the mid-point of this century-both for good and bad.Right now, people are focused on AI potentially causing job losses. George Stakhov said, "By 2050, AI will have profoundly reshaped the world. It is very likely that there is a dark AI future where those who control AI will gain huge power, while 99 percent of the population will be deprived of their rights. The AI masters will control the world's data and turn the rest of us into their slaves. In that case, everyone benefits from AI through better healthcare, faster transport and less pollution."Futurist and former Google engineer Ray Kurzweil says that people will have integrated with machines by 2025 and predicts that by 2045, people will have connected their brains to machines, integrating with the intelligence created. That means we could be in contact with aliens. Shostak said that newer measurements suggest that there could be billions of Earth-like worlds. That may be the strongest argument for life in space.Rising humidity (湿度) and heat will lead to heatwaves where it is almost impossible for humans to survive in areas including South Asia and the Red Sea. Humans can survive temperatures of up to 50 ℃ when humidity is low, but in high humidity, humans cannot survive because there is no way to cool down by sweating. Even extremely strong and fit people die within hours. Large areas of the Earth might be uninhabitable.​​​​​​​A. The alternative is a bright AI prospect.B. However, the reality could be far worse.C. Actually, AI brings far more benefits than harm.D. This means that the Earth is the only place with life.E. By 2070, this will also be true in areas of Brazil and China.F. Thus, people will increase their effective intelligence a billion-fold.G. Alien-hunting astronomer Shostak bets we should find aliens within two dozen years. 答案：【1】B【2】A【3】F【4】G【5】E

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