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Where a rodent lives may determinehow clever it is 1.总结文章中心大意 Explain the recent research conclusion thatthe urban mice is smarter than rural ones, then introduced the investigation inthe next stage of experiment. 2.总结分论点或每段段落大意 Recent publishment – urban mice are cleverthan rural ones. Explainthe experiment which lead to the conclusion in the publishment: Urban micevs rural mice, under same condition and given same tasks. Urban micedo better than rural one in solving new problems. Next stepin the research: To find out the reason whyurban mice are smarter, by learning or by inherit. 3.摘抄印象深刻或者觉得优美的句子 Yet advantages there are, for mice and menalike, as long as those involved are able to grasp them. Theresearchers’ next object of investigation is whether the urban mice had learnedtheir smarts prior to their incarceration, or had inherited them, suggestingthey were the product of natural selection acting on their city-dwellingancestors. 4.总结文章中的生词 Aesop’sfable 伊索寓言 Sneers vi.嘲笑，冷笑 vt. 嘲笑，冷笑 wad n. 填料；块状软物 vt. 使成一团；填塞；使成卷 vi. 易形成团块n. 嘲笑，冷笑 5.阅读时间: 4min 总结时间: 10min Red Shift 1.总结文章中心大意 What is red shift, and how doses the scientistsfind the rule of the expansion of the universe. 2.总结分论点或每段段落大意 Early 1920’s: distant galaxies are recedingin all directions – evident that the universe is expanding. Today: themotion of the galaxies is important, it shows that the extent of the fluctuation,it may also answer the question: will the expansion continue or stop? Early this century: The importance of galacticmotion was established by Hubble and VMS. Whatand how do they find? How:measure displacements of spectral lines in lights from ither galaxies. Principle  oppler effect. What:Red shift-Waver length longer means distance become further. The historyof the acceptance for the expanding galaxy theory: Motionless– by Hubble at first, because Einstein’s equation of general relativity. Expansionof the universe is uniform- Hubble law. Why Hubblechanged his view? The red shift. Anotherimplication of Hubble law: the big bang. 3.摘抄印象深刻或者觉得优美的句子 Most of the galaxies showed a red shift…sideof the spectrum. When the red shifts of the remote…multipliedby a contrast. 4.总结文章中的生词 Clumpedadj. 集群分布 5.阅读时间: 6min 总结时间: 30min
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发表于 2021-4-20 23:34:14
