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1、 C change is a big challenge for humanity.
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2、 They are doing r on a new type of battery.
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3、 I hope there will be p all over the world.
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4、 The f of transportation is electric and self-driving.
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5、 His p about online learning came true.
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6、 We need s development to protect our planet.
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7、 What will the w of work look like in the future?
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8、 Scientists are exploring the p of living on Mars.
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9、 Many i will be connected to the Internet one day.
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10、 S medicine will be able to treat diseases more precisely.
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11、 A s home can control lights and temperature automatically.
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12、 V reality can create experiences that feel real.
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13、 We should use r energy like wind and solar power.
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14、 S panels can turn sunlight into electricity.
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15、 A.I. stands for A I.
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16、 The car can drive by itself. It‘s an a vehicle.
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17、 I can't imagine (not have) the Internet.
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18、 He avoids (talk) about his worries.
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19、 We should try (use) less plastic.
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20、 It‘s important (protect) our environment for the future.