单词：Ipomoea quamoclit
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By Mariama Diallo Washington 06 November 2009 American filmmaker Bryan Single explores the rehabilitation process of former child soldiers in northern Ugandan in his new movie Children of War. The film premiered recently in Washington. Children of W
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The Ebola virus has killed more than 1,000 people in West Africa. But it also threatens wildlife, like the severely endangered western lowland gorilla. VOAs Steve Baragona reports that the spread of Ebola shows how animal diseases spill over the barr
英语语言学习
light用作动词时，注意lighted与lit的区别： 1. 从理论上说，light 的过去式或过去分词有两种形式lighted或lit。但在通常情况下 lit 比 lighted 用得更经常。 He lit [lighted] a cigarette. 他点燃了一支烟。
英文语法词汇