Unit 8 Our blue planet developing the topic 练习- 2024-2025学年仁爱科普版七年级下册英语

Unit 8 Our Blue Planet: Developing the Topic 练习 一、根据句意，用方框中所给词的适当形式填空。 recycle, pollution, protect, waste, energy, environment, clean, save, reduce, reuse 1. We should ______ plastic bottles instead of throwing them away. 2. Air ______ is a serious problem in many big cities. 3. It's important to ______ our planet by planting more trees. 4. Don't ______ food; many people in the world are hungry. 5. Solar power is a kind of ______ that comes from the sun. 6. We need to keep our ______ clean by not littering. 7. We should ______ water by turning off the tap when brushing our teeth. 8. To ______ the amount of trash, we can use fewer plastic bags. 9. We can ______ old clothes by donating them to others. 10. The ______ is getting worse because of too much garbage. 二、读文章填空，每空一词，使句意完整。 The Earth is our home, and we need to take care of it. There are many ways we can help protect the ______. First, we should ______ less energy by turning off lights when we leave a room. Second, we can ______ waste by recycling paper, glass, and plastic. Third, we should ______ water by fixing leaky taps and taking shorter showers. Fourth, we can ______ pollution by using public transportation instead of driving cars. Finally, we should ______ more trees to keep the air clean. Remember, every small action counts! What are you waiting for? Let's start ______ our planet today! 三、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。 protect, reduce, recycle, save, clean, pollution, energy, environment, waste, reuse The ______ is very important to us. Without a healthy environment, we cannot live well. But our planet is facing many problems, such as ______, ______, and ______. To help ______ the Earth, we need to take action. First, we should ______ less energy by turning off lights and unplugging devices when not in use. Second, we can ______ waste by recycling paper, plastic, and glass. Third, we should ______ water by fixing leaky taps and taking shorter showers. Fourth, we can ______ pollution by using public transportation or riding bikes instead of driving cars. Finally, we should ______ more trees to keep the air ______. If everyone does their part, we can make a big difference in ______ our planet. 四、书面表达。 根据提示，用英语写一篇短文说一说我们在家里如何保护环境。 提示： 1. 节约用电，随手关灯。 2. 减少使用塑料袋，使用环保袋。 3. 垃圾分类，回收利用。 4. 节约用水，修复漏水的水龙头。 5. 种植绿色植物，净化空气。 写作要求： 1. 文中须包含提示内容，可适当发挥； 2. 文中不得出现真实的姓名和学校名称； 3. 词数70左右。 参考词汇： electricity（电）；plastic bags（塑料袋）；environmentally friendly bags（环保袋）；sort garbage（垃圾分类）；leaky taps（漏水的水龙头）；purify the air（净化空气）。 How to Protect the Environment at Home 答案： 一、根据句意，用方框中所给词的适当形式填空。 1. recycle 2. pollution 3. protect 4. waste 5. energy 6. environment 7. save 8. reduce 9. reuse 10. pollution 二、读文章填空，每空一词，使句意完整。 1. environment 2. save 3. reduce 4. save 5. reduce 6. plant 7. protecting 三、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。 1. environment 2. pollution 3. waste 4. energy 5. protect 6. save 7. reduce 8. recycle 9. reuse 10. clean 11. protecting 四、书面表达。 How to Protect the Environment at Home Protecting the environment starts at home. We can save electricity by turning off lights when we leave a room. We should reduce the use of plastic bags and use environmentally friendly bags instead. Sorting garbage and recycling can help reduce waste. We should also save water by fixing leaky taps and taking shorter showers. Planting more green plants can help purify the air. Let's take action now to protect our planet! 学科网（北京）股份有限公司 $$