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.C 35.A 36.D 37.A 38.A
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】
本题为英语阅读理解题，包含细节理解、词义猜测、篇章结构、主旨大意四类题型。解题思路：1. 通读全文把握核心（植物对人类的多种帮助）；2. 针对每道题定位原文对应段落，明确题干要求；3. 逐一比对选项，排除与原文不符的错误选项，确定正确答案。
【解析】
34题：题干问作者如何解释“人类吃植物生存”，定位原文第②段，作者列举土豆（根）、卷心菜（叶）、大米（种子）等具体例子说明植物作为食物的不同部分，属于举例子的说明方式，对应选项C。
35题：题干问第三段提到“cotton（棉花）”的目的，定位原文第③段，该段首句指出“我们用植物制作药品、衣物等物品”，棉花是制作衣物的典型例子，目的是说明植物可制成衣物，对应选项A。
36题：题干问“reduce”的词义，定位原文第④段，该段提到汽车和工厂产生有害气体，植物可吸收这些气体帮助减少空气污染，“reduce”意为“减少”，对应选项D（cut down）。
37题：题干问文章结构，第①段总起“植物在多方面帮助人类”，第②段讲植物作为食物、第③段讲植物可制作物品、第④段讲植物提供氧气并减少污染，属于“总-分”结构，即①/②③④，对应选项A。
38题：题干问文章主旨，全文从食物、制作物品、提供氧气、净化空气四个方面介绍植物对人类的帮助，对应选项A。
【答案】
34.C 35.A 36.D 37.A 38.A
【知识点】
英语阅读理解、细节理解、词义猜测
【点评】
本文为科普类说明文，题目覆盖英语阅读核心题型，需学生精准定位原文信息、分析篇章逻辑及词义，整体难度适中，适合初中阶段学生练习。
【难度系数】
0.6