2025年11月21日
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2025年11月21日
Please Listen to the following TED talk and answer the questions followed.(2分17秒-3分08秒）The speaker worked with other scientists to analyze earth climate observations. In 1981,they?published an article in Science magazine?concluding?that A.observed warming?of 0.4 degrees Celsius?in the prior century?was consistent with the greenhouse effect?of increasing CO2 B.The 21st century?would see shifting climate zones,?creation of drought-prone regions?in North America and Asia,?erosion of ice sheets, rising sea levels?and opening of the fabled Northwest Passage C.All of these impacts?have since either happened?or are now well under way D.That Earth would likely warm in the 1980’s,?and warming would exceed?the noise level of random weather?by the end of the century
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2025年11月21日
Please listen to the video in the website on the topic of “Airbnb guests are finding hidden cameras planted in their rentals”and then?tell?true(T) or false(F)?for the?following statements：（00:30-1:12）Megan Hilden, the 22-year-old from Washington State, said it was really scary when she and her friends found an ipad and a camera were filming in the house when staying in Switzerland. A.错 B.对
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2025年11月21日
2025年11月21日
please listen to the video in the website on the issue of social media and then answer the following questions(18-26秒）The old man mentions his position towards social media that A.For his generation, he is reasonably involved but having too many friends online. B.For his generation, he is reasonably involved for having more than 1000 friends. C.For his generation, he is a little bit out of dated compared with his peers D.For his generation ,he is a little bit overusing the social media.
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2025年11月21日
Please Listen to the following TED talk and answer the questions followed.(1分55秒-2分17秒）British physicist John Tyndall,?in the 1850’s,?made laboratory measurements?of the infrared radiation,?which is heat.?And he showed that gasses such as CO2___________?,?thus acting like a blanket?warming Earth’s surface. A.reflect sunlight B.reflect heat C.absorb sunlight D.absorb heat
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