新概念英语第四册 Lesson 17 A man-made disease

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17-3. It overran a whole continent. 【译文】它们向整个大陆蔓延开来。 【单词和短语】 overrun： (if unwanted things or people overrun a place, they spread over it in great numbers) （杂草、蔓藤等）覆盖，蔓延于；（害鸟、害虫 等）大批出没于，侵扰 Weeds soon overrun the garden. 花园里很快就长满了杂草。 a house overrun with mice 鼠害猖獗的房子
Lesson 17 A man-made disease 第十七课人造疾病
• How has the world changed since you were a child? (technology, values, environment, health) • What bad things are people doing to nature? • What would the nature say to humans (if they could talk)? • Who do you think is more responsible for pollution, individual people or the government? Explain.
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【单词和短语】 promiscuous： （having many sexual partners） 乱交的，杂交的： The story printed had implied that he was promiscuous. promiscuity。 abandon: （if someone does something with abandon, they behave in a careless or uncontrolled way, without thinking or caring about what they are doing）， 放任，放纵，无拘无束： spend money with abandon 乱花钱 Laugh with abandon 放声大笑 weep with complete abandon 号啕痛哭 The grapes grew in wild abandon. 葡萄长得异常繁茂。 abandon oneself to 沉溺于 abandon oneself to despair 自暴自弃 Abandon oneself to alcohol/his emotions/sorrow
• 17-2. This rabbit had no natural enemies in the Antipodes, so that it multiplied with that promiscuous abandon characteristic of rabbits. • 【译文】这种兔子在澳大利亚没有天敌，因此便 以兔子特有的杂乱交配迅速繁殖起来。 • 【讲解】so that…of rabbits是结果状语从句。 with that…of rabbits作方式状语，修饰 multiplied。that promiscuous abandon中的 that是副词，修饰promiscuous。characteristic of rabbits作abandon的定语。
• 17-1. In the early days of the settlement of Australia, enterprising settlers unwisely introduced the European rabbit. • 【译文】澳大利亚殖民初期，一些有事业心的移居者不明智地引入了 欧洲兔子。 • 【单词和短语】 • enterprising: （having the ability to think of new activities or ideas and make them work） • 有事业心的，有进取心的 • enterprise • n. 公司，事业心 • enterpriser • n. 企业家 • He invented the Nobel Prize for enterprising scientists. • 他为有进取心的科学家创设了诺贝尔奖。
• unwise: （not based on good judgement） • 不明智的，愚蠢的，不审慎的，轻率的， 鲁莽的例如： • It is unwise to delay going to the doctor if you are sick. • 生了病却拖延就医是不明智的。 • Unwise unwisdom unwisely。
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Overcharge Overcome Overhaul 大修 Overhear 不经意听见 Overlap 交叠 Overload 超载 Overreact Overrule 否决 Overtake 超过 Overwhelm 制服
• 17-4. It caused devastation by burrowing and by devouring the herbage which might have maintained millions of sheep and cattle. • 【译文】这种兔子挖洞掘穴，吃掉本可以饲养数 百万头牛羊的牧草，从而给澳大利亚造成了毁灭 性破坏。 • 【讲解】sheep和cattle均为单复数同型名词。 which might have maintained millions of sheep and cattle系定语从句，修饰herbage， 其中might have ined乃虚拟语气用法。