英语听力:看世界历史练听力 NO.24惊世发现—DNA双螺旋结构

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了解世界历史，同时提高英语听力水平。经典历史新闻,与您一起回顾尘封的过去！取材于美联社官方网站的历史新闻视频，时长约为一分钟左右。所收集的历史新闻都是当年轰动全球的新闻，语言简练，知识性强，绝对是您练习听力增长历史常识的好材料！同时，该节目的视频在适合精听的同时，又适合泛听——多种选择，多种训练方式；经典、权威、地道!!

【看世界历史练听力】NO.24惊世发现—DNA双螺旋结构

练习方式：填空&句子听写

Feb 28th, 1953, in Britain, scientists James Watson and Francis Crick discover the double helix structure of DNA, the (1)___ of life. Years later, Crick describes his achievement. “Biological systems are the result of (2)___ , and may produce very complicated things, now the reason of DNA (look) looks so beautiful and simple, it goes right back to near the origins of life.”

1993, a deadly gun battle erupts shot the Branch Davidian compound in Waco, Texas, start a 51-day (3)___ between David Koresh's group and federal authorities.

(4) Sentence Dictation:__________________________________________.

句子听写提示： Wisconsin: 威斯康星

And 1983, rock group U2 releases its “WAR” album, among the (5)___ "New Year's Day" and "Sunday Bloody Sunday".

参考答案：

(1), genetic code

(2), evolution

(3), standoff

(4), 1854, anti-slavery activists meeting in Wisconsin call for a new political group, which becomes the Republican Party.

(5), tracks