Question: Using the examples from the lecture, explain the professor's main point about behavioral flexibility in animals.
🎧 听力讲座
Today, we're going to talk about a fascinating concept in animal behavior called 'behavioral flexibility.' This refers to an animal's ability to adjust its behavior to new or changing circumstances, which is crucial for survival. Let me give you two examples. First, consider the urban raccoon. In the wild, raccoons typically forage near water sources, catching fish and frogs. But in cities, they have learned to adapt. They now raid garbage cans, open latches on dumpsters, and even navigate busy streets at night to find food. This adaptation shows how they modify their natural instincts to thrive in a human-dominated environment. Second, think about the octopus. Octopuses are known for their problem-solving skills. In one study, an octopus learned to unscrew a jar lid to get food. When the researchers placed the same octopus in a new tank with different hiding spots, it quickly memorized escape routes and used them to avoid predators. These examples illustrate that behavioral flexibility isn't just about changing habits; it's about innovating solutions to survive in unpredictable environments.
📝 参考答案
托福口语 Task 4 评分标准
内容准确性(Content Accuracy):是否准确复述教授的主要观点
信息完整性(Information Completeness):讲座中的例子和关键细节是否完整
语言运用(Language Use):语法、词汇、表达准确性
表达(Delivery):流利度和清晰度
总分30分,原始分0-4分,最终换算为30分制。
答题技巧
听讲座时快速记笔记,抓住主要观点和两个例子
用20秒准备时间组织回答结构
回答时先点明教授的主要观点,再用例子解释
使用模板句式:"The professor explains... For example..."
控制在60秒内完成回答
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