务必,必定

At this time of year when, everywhere we look, Americans are tempted by fattening holiday treats, many of us are resolving to lose weight in the New Year. So stepping on a scale is no fun unless you're the Columbus, Ohio, artist who has hopped onto t

发表于:2018-12-08 / 阅读(41) / 评论(0) 分类 VOA标准英语2009年(十二月)

Kelvin died in 1907. That year also saw the death of Dmitri Mendeleyev. Like Kelvin, his productive work was far behind him, but his declining years were notably less serene. As he aged, Mendeleyev became increasingly eccentriche refused to acknowled

发表于:2019-01-29 / 阅读(44) / 评论(0) 分类 万物简史

Unfortunately for Darwin, and for progress, the question came to the attention of the great Lord Kelvin (who, though indubitably great, was then still just plain William Thomson; he wouldn't be elevated to the peerage until 1892, when he was sixty-ei

发表于:2019-01-29 / 阅读(49) / 评论(0) 分类 万物简史

By Peter Heinlein Addis Ababa 10 September 2007 Ethiopia is set to celebrate the arrival of the third millennium more than seven years after it was celebrated in the west. Events are planned, across the country, as well as in several American cities,

发表于:2019-02-06 / 阅读(94) / 评论(0) 分类 2007年VOA标准英语(九月)

The Olympic torch has climbed the tallest mountain in Wales carried by one of Britain's best-loved mountaineers. 奥运火炬已经到达了威尔士最高山,是由英国最受欢迎的登山运动员之一克里斯伯宁顿爵士传递的。 Sir

发表于:2019-02-08 / 阅读(112) / 评论(0) 分类 英语新闻视频

新gre阅读之厄尔尼诺。下面为大家搜索整理的新gre阅读之厄尔尼诺,对于新gre 阅读考试,考生除了采取题海战术,其实更应该做的就是总结。今天带来的gre 阅读neirong希望对同学们的gre 考试有

发表于:2019-03-11 / 阅读(189) / 评论(0) 分类 GRE英语