跟读练习: Diseases Attack Cassava Crops in East and Central Africa - 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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如果句子过短或过长，请点击 Edit 进行调整。
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From VOA Learning English, this is the Agriculture Report.
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Cassava is a very important crop in many countries.
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More than 160 million people across Africa depend on the plant for food or to earn money.
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The continent produces 60% of the world's cassava.
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In May, the United Nations Food and Agriculture Organization reported
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that cassava production had increased by 60% worldwide since 2000.
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Agriculture experts had been expecting world cassava production to grow even more during the next 10 years.
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But those expectations have been crushed.
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Plant diseases are attacking cassava crops in East and Central Africa.
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Two diseases are the cassava brown streak virus and the cassava mosaic virus.
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The Food and Agriculture Organization says brown streak disease does more damage since it affects the root of the crop.
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Luca Alanovi is the acting director of the FAO in East and Central Africa.
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He says the agency has taken steps to improve the situation,
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but the problem is not getting better.
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He says decisions on how to handle the problem
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will have a huge impact on the food security of people in Central Africa.
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Dominique Davout heads the European Union Rural Development and Agricultural Program in Kenya.
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She says the cassava diseases have changed over the years.
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She says early research slowed the disease,
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but the disease changed form,
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and new research is needed.
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The FAO says at least $100 million is needed to study the diseases and support clean farm production.
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Experts say failure to stop the disease means cassava disease will likely invade Nigeria,
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the biggest producer of cassava in Africa.
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For VOA Learning English, I'm Carolyn Prasuti.
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关于本课程
本课程将帮助学习者提高他们的英语口语技能，特别是通过跟读与农业和全球食品安全相关的内容。通过观看这段视频，学习者将能够了解腰果在东非和中非的重要性，以及相关的植物疾病如何影响农业。这将为学习者提供一个现实背景，帮助他们扩展词汇量，并提高他们的发音和流利度。
关键词汇与短语
- 腰果 (Cassava) - 经常出现在讨论食品安全和农业的重要作物时。
- 植物疾病 (Plant diseases) - 影响作物生产和农业经济的主要问题。
- 食品安全 (Food security) - 政策和行动涉及民众获取粮食的能力。
- 根部 (Root) - 腰果的主要部分，受到某些疾病的影响。
- 研究 (Research) - 解决植物疾病的重要途径。
- 欧洲联盟 (European Union) - 提到支持农业发展的国际组织。
- 资金 (Funding) - 用于研究和支持清洁种植的财务需求。
练习技巧
在观看这是段视频时，建议学习者进行英语影子跟读，专注于跟随视频的语速和语调。以下是一些具体建议，帮助你在练习时更加有效：
- 选择视频中的短句进行练习，重复几遍以掌握正确的发音和语调。
- 观察说话者的面部表情和语气变化，这将帮助你更好地理解内容的情感和重要性。
- 尝试停顿并回放视频，以便更清楚地听到每一句话，确保你能跟上自然的语速。
- 在跟读时，努力模仿说话者的重音和节奏，这可以提高你的雅思口语练习能力。
- 完成后，尝试对自己朗读所学内容，即使没有视频的辅助，这样可以帮助巩固你对词汇的记忆和使用。
通过这些练习，学习者能够有效地提升他们的英语口语能力，真正做到在看YouTube学英语的过程中享受学习的乐趣。同时，了解腰果对于维持食品安全所发挥的作用也将增强他们的全球视野。
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。