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选修 8 * 1. With annual rainfall close to zero, Antarctica is technically a desert. 南极洲年降雨量几乎为零,严格来说该区域就是一片荒漠。 2. A high mountain range, the Trans–Antarctic range, runs from east to west, cutting the continent in two. 一条横贯南极洲的山脉,从东到西将南极洲分为两半。 重点句型 * 3. But the long Antarctica winter night, which lasts for 182 days (the longest period of continuous darkness on earth ), as well as the extreme cold and lack of rainfall，means that few types of plants can survive there. 但是南极洲冬天的夜晚长达182天(地球上持续时间最长的黑暗时期),气候极度寒冷,降雨量极少,这意味着很少有植物能够在这里生存。 重点句型 * 4. Not until the late 18th century did the British explorer James Cook cross the Antarctic Circle, but he never saw land. 直到18世纪末,英国探险家詹姆斯·库克才穿越了南极圈,但他却从未发现任何陆地。 重点句型 * 1. But the long Antarctic winter night, which lasts for 182 days (the longest period of continuous darkness on earth), as well as the extreme cold and lack of rainfall, means that few types of plants can survive there. 但是南极洲冬天的夜晚长达182天(地球上持续时间最长的黑暗时期),气候极度寒冷,降雨量极少,这意味着很少有植物能够在这里生存。 句型探究 * which lasts for 182 days …为非限制性定语从句。which 指代前面的句子。 He changed his mind, which made all of us angry. 他改变了主意,这使得我们都很生气。 The students finished the work by themselves, | 
