第六课 Lesson Six 1.地表的变化 Changes in the earth's surface 2.搜集自然力量和人的力量对地表产生影响的资料。 Collect information about the impact of natural and human forces on the earth's surface. 3.地球表面是一成不变的吗？ Is the surface of the earth unchangeable? 4.地表的变化多么神奇！ How amazing the change of the earth's surface is! 5.比一比你有什么发现？ What do you find? 6.化石 Fossil 7.化石是保存在岩层中的古生物的遗体（如动物骨骼、硬壳等）或遣迹（如动物足印、虫穴、蛋、粪便等）。 Fossils are the remains of Paleontology (such as animal bones, hard shells, etc.) or traces (such as animal footprints, insect holes, eggs, feces, etc.) preserved in rock strata. 8.化石可以告诉我们关于地球的历史及生物进化的许多信息，在科学研究上有着重要的作用。 Fossils can tell us a lot about the history of the earth and biological evolution, and play an important role in scientific research. 9.人类活动对地表的改变有哪些影响？ What are the impacts of human activities on land surface changes? 10.资料卡：京杭大运河是中国古代一项伟大的水利工程，也是世界上开凿最早、里程最长的大运河。 Information card: the Beijing Hangzhou Grand Canal is a great water conservancy project in ancient China, and also the earliest and longest canal in the world. 11.它南起浙江杭州，北至北京通州区北关，全长1794千米，贯通六个省市，流经钱塘江、长江、進河、黄河、海河五大水系。 It starts from Hangzhou, Zhejiang Province in the South and ends at Beiguan, Tongzhou District, Beijing in the north. It has a total length of 1794 kilometers and runs through six provinces and cities. It flows through five major water systems: Qiantang River, Yangtze River, Jinhe River, Yellow River and Haihe River. 12.一千多年来，它一直是我国南北交通的大动脉，促进了商业、文化、报务等各行各业的发展。 For more than 1000 years, it has been the main artery of transportation between the north and the south of China, promoting the development of Commerce, culture, newspaper and other industries. 13.提成保护地表的合理化建议。 Reasonable suggestions on land surface protection with commission. 14.不能过量抽取地下水。 Groundwater should not be excessively extracted. 15.停止毁林开荒。 Stop deforestation and reclaim wasteland. 16.恢复天然草场。 Restore natural grassland. 17.还有…… And…… 18.调查家乡的地表曾经发生过哪些变化。 Investigate what changes have taken place on the surface of my hometown. |
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