跟读练习: Africa Could Lose 30 Percent of Its Plants and Animals by 2100 - 通过YouTube学习英语口语
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From VOA Learning English, this is the Agriculture Report.
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From VOA Learning English, this is the Agriculture Report.
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Climate researchers met recently in Cameroon to talk about threats to Africa's land and animals.
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They said they believe the continent may lose as much as 30 percent of its animal
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and plant species by the end of this century.
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They blame the losses on the warming of the earth,
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population growth, and unrestricted development.
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The researchers represent 20 African, American, and European universities.
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They say countries south of the Sahara Desert are losing forest faster than any place on Earth.
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Wood companies are cutting down trees to meet growing demand from China,
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Europe, and the United States.
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The population is growing 3% each year.
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There are now homes, factories,
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and farms on land that once was forest.
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Many African animals and plants no longer have a place to live as a result.
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Climate change also continues to threaten species.
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Thomas Smith is with the University of California.
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He says Africa may lose 40 percent of its mammal species because of expected rises in temperatures.
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The African chimpanzee is among the mammals at risk.
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Mary Catherine Gonder is a professor at Drexel University in Philadelphia, Pennsylvania.
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She studies chimpanzees in the Congo Basin.
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She says their forest home is disappearing.
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She also says hunters continue to kill the animals to sell as food.
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The researchers say it is important to develop environmentally friendly economies.
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The Congo Basin area of Western and Central Africa has the second largest equatorial rainforest in the world.
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It is important to the lives of millions of people.
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For VOA Learning English, I'm Laurel Bowman.
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为何通过这个视频练习口语？
练习口语是一项关键的语言学习技能，通过看YouTube学英语，你可以体验到生动的情境和真实的对话。视频中讨论了非洲面临的环境挑战，这不仅能够丰富你的词汇量，还能让你在谈论重要话题时更有信心。通过模仿视频中的发音和语调，你可以有效提升自己的雅思口语练习能力。这种学习方式被称为shadow speech，可以让你在轻松的环境中进行有效的口语训练。
语法与语境中的表达
- 被动语态 - 例如，在谈及树木被砍伐时，句子常用被动结构，这让表达更为严谨，适合正式场合。
- 条件句 - 研究者提到如果不采取措施，非洲将会失去生物多样性，这种条件句的使用强调了应对气候变化的紧迫性。
- 现在进行时 - 视频中采用了大量的现在进行时来描述当前发生的环境变化，这样可以增强叙述的紧迫感。
- 情态动词 - 使用“可能”(may)等情态动词，表达预测和不确定性，这对于学习者在雅思口语中表达观点会非常有帮助。
常见发音陷阱
在视频中，有一些词汇的发音尤其需要注意，确保你能准确表达。比如，“species”这个词在不同口音中的发音差异显著，常常让学习者感到困惑。另一个词是“habitat”，许多人在发音时会忽略音节，应确保每个音节都能清晰发出。此外，视频中的某些地区方言也可能影响理解，学习者可以通过shadowing来提高对不同口音的适应能力。
通过这些技巧，你将能更好地理解和模仿自然英语表达，提升你的英语口语能力。如需进一步练习，不妨多看些类似的视频，通过shadowing提升准确性与流利度。
什么是跟读法？
跟读法 (Shadowing) 是一种有科学依据的语言学习技巧，最初开发用于专业口译员的培训，并由多语言者Alexander Arguelles博士普及。这个方法简单而强大：您在听英语母语原声的同时立即大声重复——就像是一个延迟1-2秒紧跟说话者的影子。与被动听力或语法练习不同，跟读法强迫您的大脑和口腔肌肉同时处理并模仿真实的讲话模式。研究表明它能显着提高发音准确性，语调，节奏，连读，听力理解和口语流利度——使其成为雅思口语备考和真实英语交流最有效的方法之一。