Unit 9 Save the Plane-2025-2026学年九年级全一册英语词义辨析及同义替换精讲（北师大版）

9年级全一册北师大版 【寒假专版】 D版词义辨析及同义替换精讲 寒假专版 【Unit9】Save the Planet 词义辨析及同义替换精讲 本单元核心词汇 一、全部单元单词 reuse/,ri:'juzV.重新使用：再recycling/,ri:'sakl/n.回收利worth /w3:0/adj.有…价值： 利用 用：再循环 值得（做） take action/tek'eknl短语采reduce/r'dju:s/v.减少；降低：proudly/praudli/adv.自豪地： 取行动 缩小 骄傲地 global warming /'glaubl greatly/'gretli/adv.非常；大大prevent /pri'vent/v.预防；阻止； 'wom)/短语全球变暖 地；极大地 防止 organize/'gnaz/V.组织；筹expand/ik'spaend/V.扩大：扩 备；安排 张：扩展 词义辨析及同义替换 1.euse/,iju:z/v.重新使用：再利用 词义辨析： 1use:强调”再次使用”已有的物品，不改变其原有功能，侧重环保和资源循环。 同义替换： recycle(回收利用，需经过加工处理后再使用)、reprocess(重新加工) 例句： We should reuse plastic bags instead of throwing them away. 真题链接：（北师大版九年级全一册教辅） 2.reduce/rI'dju:s/v.减少；降低；缩小 词义辨析： reduce:侧重”数量、程度、尺寸等的减少或降低”，常用搭配reduce…to…(减少到…)reduce …by…(减少了…)。 同义替换： decrease(指数量上逐渐减少)、cut down(削减，尤指费用、数量) 9年级全一册北师大版 【寒假专版】 D版词义辨析及同义替换精讲 例句： We need to reduce the amount of water we use every day. 真题链接：（北师大版九年级同步练习） 3.prevent /prI'vent/v.预防：阻止；防止 词义辨析： prevent::强调'通过事先采取措施阻止某事发生”，常用搭配prevent sb.from doing sth, 同义替换： stop(较口语化，搭配stop sb.from doing sth.)、keep(搭配keep sb.from doing sth.,from不可 省略) 例句： Planting more trees can prevent the soil from being washed away. 真题链接：（北师大版九年级全一册教辅真题） 4.organize/':genaiz/v.组织；筹备：安排 词义辨析： organize:侧重”有条理地安排人或事物，使形成系统或整体”，既可指组织活动，也可指整理物 品。 同义替换： arrange(侧重”安排具体事项或时间”)、plan(强调”规划、计划) 例句： Our class will organize a charity sale to raise money for the poor. 真题链接：（北师大版九年级同步练习） 5.expand/k'spaend/v.扩大：扩张；扩展 词义辨析： expand:指”范围、体积、规模等的扩大”，可用于具体事物或抽象概念（如业务、知识）。 同义替换： enlarge(侧重”尺寸或空间的扩大”，如放大照片)、extend(强调”时间或长度的延伸') 例句： The company plans to expand its business into foreign markets. 真题链接：（北师大版九年级全一册教辅） 6.worth /w3:0/adj.有…价值：值得（做） 词义辨析： worth:后接名词或动名词（主动表被动），常用搭配be worth doing(值得做)，不用于比较级。 2 9年级全一册北师大版 【寒假专版】 D版词义辨析及同义替换精讲 同义替换： worthy(后接of件名词或to be done,如be worthy of attention)、valuable(侧重'有价值的”，可 作定语) 例句： This book is worth reading again and again 真题链接：（北师大版九年级中考复习题） 7.greatly/'gretli/adv.非常；大大地；极大地 词义辨析： greatly:强调程度”极大地、非常'，修饰动词或形容词，语气较强。 同义替换： very much(口语化，修饰动词)、considerably(侧重'显著地、相当大地”) 例句： The new policy has greatly improved people's living conditions. 真题链接：（北师大版九年级全一册教辅真题） 8.take action /terk'ekn/短语采取行动 词义辨析： take action:强调'针对问题或情况采取具体行动”，action为不可数名词，无复数形式。 同义替换： take measures(侧重”采取措施、方法”)、do something(口语化，泛指'做某事”) 例句： We must take action to protect the environment before it's too late 真题链接：（北师大版九年级同步练习） 9.global warming/'glaubl'wom四/短语全球变暖 词义辨析： global warming:特指'地球大气温度上升的现象”，为固定术语。 同义替换： climate change(侧重'长期气候模式的改变”，范围更广) 例句： Many countries are working together to fight against global warming. 真题链接：（北师大版九年级全一册教辅） 10.recycling/.ri:'saikln/n.回收利用；再循环 词义辨析： ecycling:指”将废弃物加工处理后重新利用的过程”，为名词。 9年级全一册北师大版 【寒假专版】 D版词义辨析及同义替换精讲 同义替换： reuse(动词，”重新使用'，不涉及加工过程) 例句： We should put the bottles into the recycling bin. 真题链接：（北师大版九年级同步练习真题） 综合演练 综合练习 一、 单项选择 1.We should plastic bottles instead of throwing them away to save resources. A.reuse B.recycle C.reprocess 2.The government plans to the number of cars on the road by 30%next year. A.decrease B.expand C.prevent 3.Wearing masks can people from catching the flu in winter. A.stop B.keep C.protect 4.Our school will a volunteer activity to clean up the park this weekend. A.arrange B.organize C.plan 5.The company wants to Lits business to more cities in the south. A.enlarge B.extend C.expand 6.This movie is watching because it teaches us the importance of friendship A.worth B.worthy C.valuable 4 9年级全一册北师大版 【寒假专版】 D版词义辨析及同义替换精讲 7.The new technology has improved the efficiency of our work. A.very much B.greatly C.considerably 8.We must to protect wild animals before they disappear. A.take measures B.do something C.take action 9. is causing the ice in the Arctic to melt faster than before. A.Climate change B.Global warming C.Environmental pollution 10.Putting paper and glass into thebin is a good way to protect the environment A.reusing B.recycling C.reprocessing 二、根据句意及首字母提示填空 1.We shouldr water by turning off the tap when brushing teeth. 2.Planting trees can p soil erosion and protect farmland 3.Our class needs to oa meeting to discuss the charity event. 4.The city plans to ethe park to provide more space for children to play. 5.This book is w reading twice because it has many useful tips. 6.The new policy has g reduced air pollution in our city. 三、用所给单词的适当形式填空 1.We should put the old newspapers into the (recycle)bin 2.My mother often tells me to(use)plastic bags instead of buying new ones 3.The teacher asked us to(organization)the books on the shelf by subject. 4 (prevent)the spread of diseases,we need to wash hands often. 5.The company has (expand)its market to five countries in Asia. 9年级全一册北师大版 【寒假专版】 D版词义辨析及同义替换精讲 四、完成句子（每空一词) 1.我们应该减少每天使用的塑料袋数量。 We should plastic bags we use every day. 2.种树可以防止沙子被风吹走。 Planting trees can the sand blown away by the wind. 3.这家工厂计划明年扩大生产规模。 The factory plans to next year 4.这本书值得一读，因为它充满了有趣的故事。 This book because it is full of interesting stories. 5.政府必须采取行动应对全球变暖。 The government must to fight against 五、语篇填空 阅读下面短文，在空白处填入一个适当的单词或用括号内单词的正确形式填空，使短文通顺、连 贯。 Environmental protection is important for our future.We can start with small actions in daily life.First,we should (reuse/recycle)things like paper and bottles instead of throwing them away.Second,we need to (reduce/increase)the use of plastic bags and choose cloth bags in- stead.Third,planting trees can(prevent/cause)soil from being washed away and help fight (global warming/climate change). To make these actions work,schools can (organize/arrange)activities like cleaning the park. Students can also put waste into the _(recycling/reusing)bin.With everyone's effort,we can make the earth a better place. 参考答案 I单项选择 1.A2.A3.A4B5.C6.A7.B8.C9.B10B Ⅱ.根据句意及首字母提示填空 1.reduce 2.prevent 3.organize 4.expand 5.worth 6.greatly I.用所给单词的适当形式填空 1.recycling 2.reuse 3.organize 4.To prevent 5.expanded 6 9年级全一册北师大版 【寒假专版】D版词义辨析及同义替换精讲 V.完成句子 1.reduce the amount of 2.prevent;from being 3.expand its production 4.is worth reading 5.take action;global warming V.语篇填空 1.reuse 2reduce 3.prevent 4.global warming 5.organize 6.recycling 7