五、跨学科 生物 任务型阅读。
阅读下面短文，从短文后的选项中选出可以填入空白处的最佳选项。选项中有一项为多余选项。
主题群:生活与学习 子主题:身心健康 语篇类型:说明文 难度:★★★
[2026 南通期末]When was the last time you felt stressed? What did you do with it? Recently, many young people have turned to trees to help with their stress—they hug trees. It sounds so unusual, doesn't it? 1.
In 1984, a US scientist called Edward Wilson pointed out an idea called “biophilia hypothesis（亲生命假说）”. He said that humans are born to love being around other living things, such as trees, flowers and animals. Humans' love for nature is in our blood. 2.
3.
Another hormone called cortisol（皮质醇）is a marker of stress. The brain produces more cortisol when the person acts anxiously, angrily, or very sadly. 4.
Although the act is helpful to us, it's important to keep in mind that we shouldn't hurt trees while hugging them. 5.
A. But there's science behind the act.
B. Hugging trees helps cut down the production of cortisol.
C. We must be gentle when hugging trees—just like hugging a friend!
D. What's the point of getting stressed about all kinds of bad situations?
E. This idea helps to explain why people prefer natural views to man-made views.
F. Some studies have looked into why tree-hugging can help with our mental health.
阅读下面短文，从短文后的选项中选出可以填入空白处的最佳选项。选项中有一项为多余选项。
主题群:生活与学习 子主题:身心健康 语篇类型:说明文 难度:★★★
[2026 南通期末]When was the last time you felt stressed? What did you do with it? Recently, many young people have turned to trees to help with their stress—they hug trees. It sounds so unusual, doesn't it? 1.
A
In 1984, a US scientist called Edward Wilson pointed out an idea called “biophilia hypothesis（亲生命假说）”. He said that humans are born to love being around other living things, such as trees, flowers and animals. Humans' love for nature is in our blood. 2.
E
It also helps explain why people love to keep pets to control stress.3.
F
A study in 2021 reported that the activity can increase oxytocin（催产素）. It's a hormone which is responsible for feelings. The higher the level of oxytocin is, the calmer and happier we may be. Hugging trees for only 21 seconds can lead to an increase in oxytocin.Another hormone called cortisol（皮质醇）is a marker of stress. The brain produces more cortisol when the person acts anxiously, angrily, or very sadly. 4.
B
Thus, we can feel better.Although the act is helpful to us, it's important to keep in mind that we shouldn't hurt trees while hugging them. 5.
C
A. But there's science behind the act.
B. Hugging trees helps cut down the production of cortisol.
C. We must be gentle when hugging trees—just like hugging a friend!
D. What's the point of getting stressed about all kinds of bad situations?
E. This idea helps to explain why people prefer natural views to man-made views.
F. Some studies have looked into why tree-hugging can help with our mental health.
答案：1. A 抱树减压听起来不寻常，但有科学依据。
2. E 根据前文中“亲生命假说”及后文中 also 可知，此处应是该假说能解释的一种现象。
3. F 研究发现抱树能提升催产素、让人感到平静快乐。F项总领全段。
4. B 皮质醇是压力激素，此处说明抱树能减少皮质醇的产生。
5. C 根据前文提到抱树时不应伤害树木，此处具体说明正确、友善的抱树方式。
2. E 根据前文中“亲生命假说”及后文中 also 可知，此处应是该假说能解释的一种现象。
3. F 研究发现抱树能提升催产素、让人感到平静快乐。F项总领全段。
4. B 皮质醇是压力激素，此处说明抱树能减少皮质醇的产生。
5. C 根据前文提到抱树时不应伤害树木，此处具体说明正确、友善的抱树方式。
解析：
【分析】本题为任务型阅读的句子还原题，需结合上下文的逻辑关系（如指代、关联词、段落主旨、前后呼应）逐一分析每个空白处的语境，匹配对应选项。首先通读全文，明确主题是“抱树减压的科学依据”，再根据每空前后的内容，筛选符合逻辑的选项。
【解析】1. 空白前提到“抱树听起来不寻常”，空白后引出“亲生命假说”这一科学内容，故此处需承上启下，说明抱树行为有科学依据，选A。2. 空白前介绍“亲生命假说”，空白后有“also”（也），说明此处应是该假说能解释的一种现象，对应E项（解释人们更喜欢自然景观而非人造景观），故选E。3. 空白后提到“2021年的研究”，说明本段围绕“研究抱树对心理健康的作用”展开，F项总领全段，故选F。4. 空白前介绍皮质醇是压力激素，空白后说“我们会感觉更好”，说明此处需说明抱树能减少皮质醇产生，对应B项，故选B。5. 空白前提到“抱树时不应伤害树木”，此处需说明正确的抱树方式，C项符合，故选C。
【答案】1.A 2.E 3.F 4.B 5.C
【知识点】任务型阅读、句子还原、语篇逻辑
【点评】本题为跨学科任务型阅读，结合生物知识（激素与压力的关系），考查学生对上下文逻辑关系的把握，需理清段落结构与前后句的呼应，难度适中。
【难度系数】0.6
【解析】1. 空白前提到“抱树听起来不寻常”，空白后引出“亲生命假说”这一科学内容，故此处需承上启下，说明抱树行为有科学依据，选A。2. 空白前介绍“亲生命假说”，空白后有“also”（也），说明此处应是该假说能解释的一种现象，对应E项（解释人们更喜欢自然景观而非人造景观），故选E。3. 空白后提到“2021年的研究”，说明本段围绕“研究抱树对心理健康的作用”展开，F项总领全段，故选F。4. 空白前介绍皮质醇是压力激素，空白后说“我们会感觉更好”，说明此处需说明抱树能减少皮质醇产生，对应B项，故选B。5. 空白前提到“抱树时不应伤害树木”，此处需说明正确的抱树方式，C项符合，故选C。
【答案】1.A 2.E 3.F 4.B 5.C
【知识点】任务型阅读、句子还原、语篇逻辑
【点评】本题为跨学科任务型阅读，结合生物知识（激素与压力的关系），考查学生对上下文逻辑关系的把握，需理清段落结构与前后句的呼应，难度适中。
【难度系数】0.6