E 学科融合
①Plants are helpful to us in many ways. Let's find out how plants help humans.
②Plants are our food. Humans eat plants to live. We eat different parts of the plants. We eat their roots, leaves and seeds. The root is part of the plant that grows under the soil. Potatoes and carrots are roots of plants. Cabbages are common plants and their leaves are delicious. We also eat the seeds of plants. Rice, corn and sunflower seeds are seeds of plants.
③We use plants to make things like medicine and clothing. Some plants have medical uses and can be used as medicine. The most common plant which can be made into clothing is cotton.
④We breathe the oxygen from plants. Plants take in carbon dioxide(二氧化碳) and release(释放) oxygen during the daytime. Humans need oxygen to live. We breathe in oxygen and breathe out carbon dioxide, so humans need plants to live. Today, cars and factories produce a lot of harmful gases. They are bad for the environment and cause air pollution. As we know, plants can take in them and they can help to reduce air pollution.
()34. How does the writer explain humans eat plants to live?
A. By asking questions.
B. By telling a story.
C. By giving examples.
D. By using a survey.
()35. Why does the writer mention "cotton" in the third paragraph?
A. To show plants can be made into clothes.
B. To show plants can be made into medicine.
C. To show plants belong to necessary plants.
D. To show humans can't live without plants.
()36. What does the underlined word "reduce" in the last paragraph probably mean?
A. Add up.
B. Give out.
C. Come up.
D. Cut down.
()37. What's the structure of the passage?
A. ①/②③④
B. ①②/③④
C. ①/②③/④
D. ①②③/④
()38. What's the main idea of the passage?
A. How plants help humans.
B. How humans help plants.
C. How plants produce oxygen.
D. How plants protect the environment.

34—38. CADAA
E篇
本文是一篇科普说明文,从“植物是食物”“植物可制成物品”“植物提供氧气”“植物净化空气”四个方面,介绍了植物对人类的多种帮助。
第35题:细节理解题
解析:第三段提到“cotton(棉花)”,是为了说明“植物可以被制成衣物”,对应选项A;B(制成药品)、C(必要植物)、D(人类离不开植物)均偏离该例子的核心目的。
答案:A
第37题:结构分析题
解析:需理清段落间的逻辑关系。文章①段是总起(植物多方面帮助人类),②③④段分别从“食物”“制成物品”“提供氧气+净化空气”三个分点展开,结构为“①/②③④”。
答案:A

【分析】
本题为科普类阅读理解，围绕“植物对人类的帮助”设置5道题，涵盖细节理解、词义猜测、文章结构、主旨大意等考点。解题时需根据题型特点：细节题需定位原文对应内容，查找说明方法或举例目的；词义猜测题结合上下文语境推断；结构题梳理段落逻辑；主旨题概括全文核心，逐步分析作答。
【解析】
34题：定位第②段，作者为说明“人类吃植物生存”，列举土豆（根）、卷心菜（叶）、大米（种子）等实例，采用举例子的说明方法，对应选项C。
35题：定位第③段，该段首句指出“用植物制作药品、衣物等物品”，举“棉花”的例子是为说明植物可制成衣物，对应选项A。
36题：定位最后一段，前文提到汽车、工厂产生有害气体，植物能吸收这些气体，故“reduce”意为“减少”，对应选项D（cut down）。
37题：梳理段落逻辑：第①段总起，点明植物多方面帮助人类；第②③④段分别从食物、制作物品、氧气与污染治理三方面分述，结构为①/②③④，对应选项A。
38题：全文围绕“植物如何帮助人类”展开，从多方面说明植物对人类的益处，对应选项A。
【答案】
34—38. CADAA
【知识点】
阅读理解细节理解、阅读理解文章结构、阅读理解主旨大意
【点评】
本题为科普类英语阅读理解，考查初中阶段核心阅读能力，涵盖多种常见考点，需学生掌握定位原文、推断词义、分析结构、概括主旨的基本方法，整体难度适中，适合基础巩固练习。
【难度系数】
0.6