Unit8知识点-Integration练习2025-2026学年译林版英语八年级下册

八年级英语下册Unit8知识点-Integration练习 小试牛刀 A. 用所给动词的适当形式填空（现在完成时 / 一般现在时 / 被动语态） 1. China __________ (reduce) its desert area by nearly 2,000 square kilometres each year since 1997. 2. Now about 93% of the Mu Us Desert __________ (cover) with trees. 3. Qizi Bay once hardly __________ (have) any trees. 4. Millions of trees __________ (plant) in Qizi Bay by a team of local women. 5. Scientists __________ (worry) that there will be more plastic than fish in the sea by 2050. B. 选用方框中的短语填空（每个限用一次） | take shorter showers | say no to | single-use plastics | donate old clothes | collect batteries | 1. To save water, we can ____________________. 2. We should ____________________ plastic bags and bottles to reduce pollution. 3. New Zealand no longer allows ____________________ in supermarkets. 4. We can ____________________ to charities instead of throwing them away. 5. Don’t forget to ____________________ for recycling. C. 句型转换（改为一般疑问句并作肯定或否定回答） 1. China has made great efforts to fight desertification. 一般疑问句：________________________________________________ 肯定回答：________________ 否定回答：________________ 2. We should separate our rubbish for recycling. 一般疑问句：________________________________________________ 肯定回答：________________ 否定回答：________________ 3. Plastic causes a lot of damage to the environment. 一般疑问句：________________________________________________ 肯定回答：________________ 否定回答：________________ 配套练习 A. 单项选择（★） 从A、B、C、D中选择最佳答案。 1. How much desert area has China reduced each year since 1997? A. Nearly 2,000 square kilometres. B. Nearly 20,000 square kilometres. C. Nearly 200 square kilometres. D. Nearly 2 square kilometres. 2. What is the percentage of the Mu Us Desert that is now green? A. About 50%. B. About 70%. C. About 80%. D. About 93%. 3. Who led the effort to plant trees in Qizi Bay? A. The local government. B. A team of local women led by Tao Fengjiao. C. The United Nations. D. The Chinese army. 4. What does Canada do to fight plastic pollution? A. It bans plastic in personal care products. B. It fines people who use plastic bags. C. It recycles all plastic. D. It stops producing plastic. 5. Which of the following is NOT one of the “3R” principles mentioned? A. Reduce. B. Reuse. C. Recycle. D. Remember. B. 完成句子（★★） 根据课文内容，用正确的词汇完成句子。 1. 在过去的40年里，荒漠化一直是地球上近30%土地的问题。 In the last 40 years, __________ has been a problem across almost 30% of the earth’s land. 2. 中国于1997年加入了《联合国防治荒漠化公约》。 China __________ the UNCCD, an international agreement to fight desertification, in 1997. 3. 毛乌素沙漠大约93%的面积现在是绿色的。 About 93% of the Mu Us Desert is __________ now. 4. 齐子湾曾经几乎没有任何树木。 Qizi Bay once hardly had any __________. 5. 如果大家都遵循这些简单的步骤，我们就可以带来很大的改变，享受一个更绿色的世界。 If we all follow these simple __________, we can make a big __________ and enjoy a greener world. 拓展思考 Part 1（描述你为环保做的一件事） 写一段话（至少5句）。你做了什么？为什么做？感觉如何？ 使用以下表达：I have done something to help the environment, for example, I, it helps, I feel, I hope more people will __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ Part 2（给同学写一段话，建议他们如何在学校践行环保） 写一段话（至少5句）。在学校里可以做什么？为什么重要？ 使用以下表达：We can help protect the environment at school by, for example, we should, it is also a good idea to, let’s work together to __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ Part 3（为什么防治荒漠化和塑料污染都很重要？） 写一段话（至少5句）。解释这两种环境问题的影响以及我们个人可以做的贡献。 使用以下表达：Both desertification and plastic pollution are serious because, desertification causes, plastic pollution harms, we can help by, I believe __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ 参考答案与解析 小试牛刀 A 1. has reduced (现在完成时，since 1997) 2. is covered (一般现在时被动语态) 3. had (一般过去时) 4. have been planted (现在完成时被动语态) 5. are worried (一般现在时) 小试牛刀 B 1. take shorter showers 2. say no to 3. single-use plastics 4. donate old clothes 5. collect batteries 小试牛刀 C 1. Has China made great efforts to fight desertification? Yes, it has. / No, it hasn’t. 2. Should we separate our rubbish for recycling? Yes, we should. / No, we shouldn’t. 3. Does plastic cause a lot of damage to the environment? Yes, it does. / No, it doesn’t. 配套练习 A 1. A（每年减少近2000平方公里） 2. D（约93%） 3. B（陶凤娇带领的当地妇女团队） 4. A（加拿大禁止在个人护理产品中使用塑料） 5. D（3R是Reduce, Reuse, Recycle） 配套练习 B 1. desertification 2. joined 3. green 4. trees 5. steps, difference 拓展思考（示例） Part 1 I have started to bring my own reusable bag when I go shopping. It helps reduce plastic waste. I also turn off lights when I leave a room. I feel proud because I am doing my part for the environment. I hope more people will join me. Part 2 We can help protect the environment at school by recycling paper and plastic bottles. For example, we should put rubbish in the correct bins. It is also a good idea to use both sides of paper. Let’s work together to make our school greener. Part 3 Both desertification and plastic pollution are serious because they harm nature and people. Desertification turns land into desert, making it hard to grow food. Plastic pollution kills sea animals and pollutes the ocean. We can help by planting trees and using less plastic. I believe that every small action counts. 1 学科网（北京）股份有限公司 $