🎬 1. Video Cinema 原版官方视听影院
📖 视听背景导读 · Background Overview
为什么大熊猫要花费如此多的时间进食?其黑白相间的皮毛究竟有何伪装妙用?
大熊猫有99%的食物都是竹子,但竹子作为一种木本禾本科植物,纤维极多且蛋白质匮乏,很难被消化吸收。为了维持生存,大熊猫每天必须花费一半以上的时间吃下9到18公斤竹子,这不仅使它们产下的幼崽体积只有母亲的千分之一,也深刻塑造了它们不冬眠、频繁迁徙的习性。
令人欣喜的是,经过数十年持之以恒的科学育幼、栖息地恢复与自然保护区建设,野生大熊猫数量在过去十年间增长了17%,已正式从“濒危(Endangered)”降级为“易危(Vulnerable)”。
大熊猫有99%的食物都是竹子,但竹子作为一种木本禾本科植物,纤维极多且蛋白质匮乏,很难被消化吸收。为了维持生存,大熊猫每天必须花费一半以上的时间吃下9到18公斤竹子,这不仅使它们产下的幼崽体积只有母亲的千分之一,也深刻塑造了它们不冬眠、频繁迁徙的习性。
令人欣喜的是,经过数十年持之以恒的科学育幼、栖息地恢复与自然保护区建设,野生大熊猫数量在过去十年间增长了17%,已正式从“濒危(Endangered)”降级为“易危(Vulnerable)”。
📝 2. Video Activities 原版全套练习
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🎯 视听练习完成进度
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📘 Before Watch: Definitions (词汇释义)
📗 Before Watch: Predicting (事实推断)
📕 While Watch: Multiple Choice (选择题)
🗂 20 Vocab Review (词汇盘点)
🤔 Critical Thinking (综合探究)
📘 Before You Watch · A. Definitions 词汇释义 (Page 55)
4 题 · 英文精准匹配
Read the information on Page 55. The words and phrases in bold appear in the video. Match each one with a definition.
1 digest: ________
✓ 正确答案:B (to process food in the stomach)
官方释义 (TG):digest 指在胃及消化道中分解消化吸收食物营养。
2 protein: ________
✓ 正确答案:B (a substance found in some food such as meat or fish)
官方释义 (TG):protein 指蛋白质,竹子中蛋白质含量极低。
3 diet: ________
✓ 正确答案:A (food that one regularly eats)
官方释义 (TG):diet 专指动物或人日常定期进食的食物结构。
4 rely on: ________
✓ 正确答案:C (to trust in or depend on)
官方释义 (TG):rely on 指依靠、依赖某食物源或生存条件。
📗 Before You Watch · B. Predicting 事实推断与正误辨析 (Page 55)
4 题 · True / False
Look at the statements below about giant pandas. Choose whether the statement is True (T) or False (F).
5 1. Giant pandas can spend half of each day eating.
(大熊猫每天会花费半天以上的时间进食。)
(大熊猫每天会花费半天以上的时间进食。)
✓ 正确答案:True (正确)
官方答案 (TG):1. T。由于竹子热量低,大熊猫每天需要进食 12 小时以上,消耗 9 到 18 公斤竹子。
6 2. Their black-and-white fur protects pandas from predators.
(它们的黑白毛发能够保护大熊猫免遭捕食者发现。)
(它们的黑白毛发能够保护大熊猫免遭捕食者发现。)
✓ 正确答案:True (正确)
官方答案 (TG):2. T。视频指出黑白两色既能隐匿于白雪中,也能藏身于幽暗森林阴影中。
7 3. Giant pandas are an endangered species.
(大熊猫目前仍然属于“濒危(Endangered)”物种。)
(大熊猫目前仍然属于“濒危(Endangered)”物种。)
✓ 正确答案:False (错误)
官方答案 (TG):3. F。视频明确指出:“the giant panda is no longer classified as endangered, only vulnerable(已降为易危物种,不再属于濒危)”。
8 4. The number of giant pandas has decreased in the last decade.
(野生大熊猫的数量在过去十年中持续减少。)
(野生大熊猫的数量在过去十年中持续减少。)
✓ 正确答案:False (错误)
官方答案 (TG):4. F。视频指出:“An increase of 17% over the past decade(过去十年野生大熊猫数量增长了 17%,达到约 1850 只)”。
📕 While You Watch · B. Multiple Choice 细节理解多选 (Page 56)
3 题 · 官方原版选择题
Watch the video again. Choose the best option for each question or statement.
9 1. According to the video, what kind of plant is bamboo?
(根据视频介绍,竹子在植物分类学上属于哪一类植物?)
(根据视频介绍,竹子在植物分类学上属于哪一类植物?)
✓ 正确答案:A (a type of grass)
官方答案 (TG):1. a。视频明确说明:“bamboo, which is a giant woody grass”。
10 2. Which of the following statements is true?
(下列哪项关于大熊猫的陈述是真实的?)
(下列哪项关于大熊猫的陈述是真实的?)
✓ 正确答案:C (Pandas today live mostly in mountain areas)
官方答案 (TG):2. c。视频指出:“Human development has driven wild pandas into the mountains away from their usual habitat”。(另外幼崽第一年生长极快,一岁可达45公斤,因此A错误;B项并不掉黑毛)。
11 3. According to the video, what is the greatest current threat to wild giant pandas?
(根据视频,当前对野生大熊猫构成的最大威胁是什么?)
(根据视频,当前对野生大熊猫构成的最大威胁是什么?)
✓ 正确答案:B (It is becoming more difficult to find enough bamboo)
官方答案 (TG):3. b。视频指出:“the main threat to pandas is not from predators but rather from a loss of bamboo. Climate change also threatens more than a third of the bamboo habitat”。
🗂 Vocabulary Review 单元词汇大盘点 (Page 56)
20 核心词已掌握 0 / 20
点击卡片进行词汇掌握自测与打勾标记(共 20 词):
Reading A 核心词 (10词):
capture捕获
extinct*灭绝的
grasp抓牢
physical*身体的
primary*首要的
reproduce繁殖
signal信号
suburb郊区
tend to往往会
threaten威胁
Reading B 核心词 (10词):
bonus奖金
conflict*冲突
distinctive*独特的
drag拖拽
enforce*强制执行
landscape地貌风景
officially官方正式地
poverty贫困
reverse*扭转逆转
status*身份地位
🤔 Critical Thinking · Synthesizing (跨物种对比综合探究)
💡 Synthesizing: Comparing Giant Pandas & Koalas
How are giant pandas and the koalas described in Reading 3A similar? How are they different?
(大熊猫与 3A 课文中所描述的考拉有何异同?从饮食、栖息地、人类威胁与救助方式等方面展开思考。)
(大熊猫与 3A 课文中所描述的考拉有何异同?从饮食、栖息地、人类威胁与救助方式等方面展开思考。)
【Teacher’s Guide 官方参考范例】:
• 相似点 (Similarities): A giant panda and a koala are similar because they both eat plants exclusively (specialized diet: bamboo vs. eucalyptus). Both are losing their critical food sources due to habitat loss caused by human development.
• 差异点 (Differences): Their habitats and behaviors are very different: pandas travel across mountain terrain on land, while koalas spend almost their entire lives in tree canopies.
• 保护救助方式的差异 (Conservation Interventions): Koalas are monitored and rescued directly in the wild when injured by cars or dogs and treated for chlamydiosis. In contrast, giant pandas are bred in specialized research centers in captivity to boost wild population numbers, alongside expansive nature reserve protection.
• 相似点 (Similarities): A giant panda and a koala are similar because they both eat plants exclusively (specialized diet: bamboo vs. eucalyptus). Both are losing their critical food sources due to habitat loss caused by human development.
• 差异点 (Differences): Their habitats and behaviors are very different: pandas travel across mountain terrain on land, while koalas spend almost their entire lives in tree canopies.
• 保护救助方式的差异 (Conservation Interventions): Koalas are monitored and rescued directly in the wild when injured by cars or dogs and treated for chlamydiosis. In contrast, giant pandas are bred in specialized research centers in captivity to boost wild population numbers, alongside expansive nature reserve protection.
🏆 3. Unit 3 Master Certificate 单元大满贯通关证书
🏆 Reading Explorer 3 · Unit 3 大满贯荣誉证书
热烈祝贺你完成了 Unit 3: Animals in Danger (濒危动物) 全部课程!
涵盖 3A 驰援考拉、3B 追踪雪豹与保护大熊猫视频拓展测试!
涵盖 3A 驰援考拉、3B 追踪雪豹与保护大熊猫视频拓展测试!
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核心词汇掌握
完成 3A、3B 课程打卡,答完视频练习并掌握全部 20 个核心词后即可打卡。