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So good job. Quest number three. 干得不错!我们来开始第三个任务。 Pick one: Because of the room, fate's really determined this for you, but here are the two options. 任选一项:因为我们都在一个大厅里,这使得我们没选择余地,但有两个选项。 If you're insi
奥巴马在白宫科学会展上对获奖学生的讲话
Middle school and high school students from across the country descended on the State Dining Room at the White House today with their award-winning science fair projects in tow. From a robot that play
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THE PRESIDENT: Good morning. For many Americans, the new year began with a resolution to live a better and healthier life. Whatever goals you have set for yourself this year, one goal we can all share
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Now, the going gets tougher. The next stage introduces entities that are significantly more fragile, significantly more vulnerable, 现在,(变化的条件)就更加苛刻了。下一个阶段是初次形成的个体,个体是明显更加弱小,更加脆弱的, but they're also muc
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As the President beats back lobbyists seeking to weaken Wall Street Reform, he talks about an even broader threat that would vastly expand the influence of massive industries and their lobbyists in Wa