Unit 3 A Green Eartha Better Home Developing the Topic 同步练习 2026-2027学年仁爱科普版英语九年级上册

**基本信息** 本练习以环保主题为载体，通过基础认知、技能应用、综合语用三层递进设计，实现词汇→句型→语篇的知识巩固路径，培养语言能力与环保意识。 **分层设计** |层次|知识覆盖|设计特色| |----|----------|----------| |基础认知|词形转换、重点短语|聚焦单元核心词汇的词形变化与固定搭配，夯实语言基础| |技能应用|词/短语适当形式填空、句型转换、改错|通过语境应用与语法转换，提升语言运用准确性| |综合语用|语篇填空、补全对话、句子翻译|依托环保情境实现语言知识的综合输出，培养跨文化沟通能力|

仁爱科普版(新教材)初中英语九年级上册 Unit 3 A Green Earth, a Better Home Developing the Topic 同步练习 一、词形转换 根据要求写出下列单词的相应形式。 1. recycle _(n.回收利用) 2. harm _(adj.有害的) 3. reduce _(n.减少;降低) 4. responsible _(n.责任;义务) 5. breathe _(n.呼吸;气息) 6. protect _(n.保护;防护) 7. pollute _(n.污染;污染物) 8. reuse _(adj.可重复使用的) 9. plant _(n.种植;栽培) 10. waste _(adj.废弃的;无用的) 二、用所给词的适当形式填空 根据句意,用括号内所给单词的适当形式填空。 1. We can cut down on waste by _(recycle) paper and glass. 2. Eating too much junk food is _(harm) to our health and the environment. 3. The government has taken actions to promote the _(reduce) of carbon emissions. 4. Everyone should take _(responsible) for protecting the earth. 5. It’s difficult to _(breath) in areas with heavy air pollution. 6. The local community is trying to improve the _(protect) of wild animals. 7. Industrial _(pollute) has caused serious damage to the river. 8. You’d better use _(reuse) bags instead of plastic ones when shopping. 9. The _(plant) of more trees can help improve air quality. 10. We should sort _(waste) materials into different groups for recycling. 三、重点短语 根据汉语提示写出相应的英文短语。 1. 减少碳排放 _ 2. 可重复使用的袋子 _ 3. 对……有害 _ 4. 承担责任 _ 5. 空气污染 _ 6. 垃圾分类 _ 7. 节约能源 _ 8. 植树造林 _ 9. 减少浪费 _ 10. 改善空气质量 _ 四、用所给短语的适当形式填空 从方框中选择恰当的短语,并用其适当形式完成句子。 reduce carbon emissions, reusable bags, be harmful to, take responsibility, air pollution, sort waste, save energy, plant trees, cut down on waste, improve air quality 1. Using too many plastic bottles _ the environment. 2. We should use _ to reduce white pollution. 3. Factories must find ways to _ to slow down global warming. 4. Everyone should _ for protecting our living planet. 5. Long-term exposure to serious _ can lead to lung diseases. 6. It’s necessary for us to _ every day to protect the environment. 7. We can _ by turning off lights when leaving rooms. 8. The villagers plan to _ around their village this spring. 9. To _, we can buy products with less packaging. 10. Planting more trees is an effective way to _. 五、按要求完成句子 从方框中选择恰当的单词,并用正确形式完成句子。 reduce, responsible, harm, protect, recycle, breathe 1. Too much plastic waste _ the ocean ecosystem. 2. We must _ the amount of water we use every day. 3. It’s our _ to keep the environment clean. 4. People should _ paper and plastic to save resources. 5. We need to _ the endangered animals from being hunted. 6. It’s hard to _ fresh air in cities with heavy smog. 六、句型转换 按要求改写下列句子。 1. Using reusable bags can reduce white pollution.(改为被动语态) White pollution _ _ by using reusable bags. 2. We have planted over 1000 trees in the past three years.(对划线部分提问) _ _ trees have you planted in the past three years? 3. Air pollution does harm to people’s health.(改为同义句) Air pollution is _ _ people’s health. 4. He started to save energy when he was ten years old.(用since改写句子) He _ _ energy since he was ten years old. 5. We can improve air quality by planting more trees.(对划线部分提问) _ _ we improve air quality? 七、改错(每句一处错误,划出并改正) 找出下列句子中的一处错误,划出来并在横线上改正。 1. It’s everyone duty to protect the environment. _ _ 2. We should stop use plastic bags to reduce white pollution. _ _ 3. The factory has been produce harmful waste for years. _ _ 4. Many people don’t know how sort waste correctly. _ _ 5. Plant trees is a good way to improve air quality. _ _ 八、重点句子翻译 将下列句子翻译成英文。 1. 减少碳排放有助于减缓全球变暖。 _ 2. 我们应该使用可重复使用的袋子来减少塑料污染。 _ 3. 每个人都应该为保护环境承担责任。 _ 4. 严重的空气污染会导致人们患上呼吸系统疾病。 _ 5. 通过植树造林,我们可以改善空气质量。 _ 6. 垃圾分类是减少环境污染的有效方法。 _ 九、语篇填空 阅读短文,从方框中选择适当的词并用其正确形式填空,使短文通顺、意思完整。每空限填一词,每词限用一次。 reduce, responsible, harm, protect, recycle, breathe, air, plastic, energy, waste, improve, plant, carbon, emission, save Nowadays, environmental protection has become a hot topic. More and more people realize that human activities are doing great 1. _ to the earth. For example, too many 2._ products cause white pollution, and vehicle exhaust leads to serious 3_. pollution. It’s hard for people to 4. _ fresh air in polluted areas. As citizens, we should be 5. _ for taking action. We can 6._ plastic bottles and paper to save resources. We should use reusable bags instead of plastic ones to 7_. waste. Also, we can 8_. energy by turning off electronic devices when not in use. Planting trees is another good way. Trees can absorb 9_. dioxide and help 10. _ air quality. Many communities have organized activities to 11. _ trees and teach people how to sort 12. _ correctly. If everyone does their part, we can reduce 13_. and make the earth a better place. It’s never too late to 14_. our home. Let’s take action and 15. _ our planet together. 十、补全对话 根据下面的对话情景,在每个空白处填上一个恰当的句子,使对话的意思连贯、完整。 A: Hi, Li Ming! What are you doing? B: I’m sorting waste. 1. _? A: I know a little. Can you tell me how to do it properly? B: Sure. We should divide waste into recyclable, harmful, kitchen and other waste. A: Oh, right. 2. _? B: Because proper waste sorting can reduce pollution and save resources. A: That makes sense. 3. _? B: I also try to use reusable bottles and bags instead of plastic ones. A: Good idea! 4. _? B: Yes, I have joined a tree-planting club. We plant trees every spring. A: Wow, you’re doing a lot for the environment. 5. _. B: Thank you! Let’s work together to protect our earth. 参考答案 一、词形转换 1. recycling 2. harmful 3. reduction 4. responsibility 5. breath 6. protection 7. pollution 8. reusable 9. planting 10. waste 二、用所给词的适当形式填空 1. recycling 2. harmful 3. reduction 4. responsibility 5. breathe 6. protection 7. pollution 8. reusable 9. planting 10. waste 三、重点短语 1. reduce carbon emissions 2. reusable bags 3. be harmful to 4. take responsibility 5. air pollution 6. sort waste 7. save energy 8. plant trees 9. cut down on waste 10. improve air quality 四、用所给短语的适当形式填空 1. is harmful to 2. reusable bags 3. reduce carbon emissions 4. take responsibility 5. air pollution 6. sort waste 7. save energy 8. plant trees 9. cut down on waste 10. improve air quality 五、按要求完成句子 1. harms 2. reduce 3. responsibility 4. recycle 5. protect 6. breathe 六、句型转换 1. can be reduced 2. How many 3. harmful to 4. has saved 5. How can 七、改错 1. everyone everyone’s(名词所有格修饰duty) 2. use using(stop doing sth.固定搭配) 3. produce producing(现在完成进行时结构:have been doing) 4. how sort how to sort(疑问词+不定式作宾语) 5. Plant Planting(动名词作主语) 八、重点句子翻译 1. Reducing carbon emissions helps slow down global warming. 2. We should use reusable bags to reduce plastic pollution. 3. Everyone should take responsibility for protecting the environment. 4. Serious air pollution can cause people to suffer from respiratory diseases. 5. By planting trees, we can improve air quality. 6. Sorting waste is an effective way to reduce environmental pollution. 九、语篇填空 1. harm 2. plastic 3. air 4. breathe 5. responsible 6. recycle 7. reduce 8. save 9. carbon 10. improve 11. plant 12. waste 13. emissions 14. protect 15. save 十、补全对话(参考答案) 1. Do you know how to sort waste correctly? 2. Why is waste sorting so important? 3. What else do you do to protect the environment? 4. Have you joined any environmental clubs? 5. I should learn from you. 学科网(北京)股份有限公司 $