外国学生：边学习边打工(1)

林肯在葛底斯堡的演说

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科技：珊瑚礁在物种进化中的重要性

科技：珊瑚礁在物种进化中的重要性A new study out this week highlights the role that coral reefs play in evolution, adding another reason to preserve these delicate, diverse, and often beautiful ec...

媒体的运用在美国青少年中飞涨（1）

媒体的运用在美国青少年中飞涨Hints:Vicky RideoutKaiser Family FoundationAmerican children and teenagers have increased their use of entertainment media by more than one hour a day in the last 5 ye...

外国留学生：美国签证 (1)

本周，在“外国学生系列”第九部分中，我们来谈谈关于到美国求学的签证问题。 UnitedstatesvisasThis week, in part 9 of our Foreign Student Series, we talk about getting a student visa to come to the U...