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刘育霞

上传于：2021-04-06

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一线教师，有多年教学经验，多次获得一等奖。

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    188宝金博页面版: 2021年6月英语四级阅读练习题（答案版

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    内容提示： 2021 年 年 6 月英语四级阅读 练习题（答案版 （一） Oceanography has been defined as “The application of all sciences to the study of the sea”. Before the nineteen century, scientists with an interest in the sea were few and far between. Certainly Newton considered some theoretical aspects of it in his writings, but he was reluctant to go to sea to further his work. For most people the sea was remote, and with the exception of early intercontinental travelers or others who earned a living from the sea, there ...

    文档格式：DOC | 页数：31 | 浏览次数：111 | 上传日期：2021-04-06 15:37:51 | 文档星级：
    2021 年 年 6 月英语四级阅读 练习题（答案版 （一） Oceanography has been defined as “The application of all sciences to the study of the sea”. Before the nineteen century, scientists with an interest in the sea were few and far between. Certainly Newton considered some theoretical aspects of it in his writings, but he was reluctant to go to sea to further his work. For most people the sea was remote, and with the exception of early intercontinental travelers or others who earned a living from the sea, there was little reason to ask many questions about it, let alone to ask what lay beneath the surface. The first time that question “What is at the bottom of the oceans?” had tobe answered with any commercial consequence was when the laying of a telegraph cable from Europe to America was proposed. The had to know the depth profile(起伏形状)of the route to estimate the length of cable that had to be manufactured.mote, and with the exception of early intercontinental travelers or others who earned a living from the sea, there was little reason to ask many questions about it, let alone to ask whatlay beneath the surface. The first time that question “What is at the bottom of the oceans?” had to

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