Unit 8 Protecting the environment-2025-2026学年八年级上学期期末英语词汇复习（冀教版）

期末词汇复习 8上·新冀教版·Unit8 Protectingtheenvironment 一、】 重点单词详解 1:harmful 一、核心考点 词性：形容词(adj.) 核心义：adj.有害的 二、必记搭配与例句 be harmful to（对…有害)：Smoking is harmful to health. 三、 重点派生词 ham（名词)：do harm to(对…造成伤害) harmfully(副词)：affect harmfully(产生有害影响) 2:reduce 一、核心考点 词性：动词(v.) 核心义：v.减少；降低 二、必记搭配与例句 reduce sth.by..（减少了…)：The price reduced by 10%. reduce to.(减少到…)：The number reduced to50 三、重点派生词 reduction（名词)：a reduction in price(降价) 3:pollution 核心考点 词性：名词(n.) 核心义：n.污染 二、必记搭配与例句 air pollution(空气污染)：Air pollution is serious in cities. water pollution(水污染)：We should stop water pollution. 三、重点派生词 pollute(动词)：pollute the environment(污染环境) polluted(形容词)：polluted water(被污染的水) 4:behaviour 一、核心考点 词性：名词(n.) 核心义：n.行为：举止 二、必记搭配与例句 good behaviour(良好行为)：Students should have good behaviour. bad behaviour(不良行为)：His bad behaviour made teachers angry: 5:necessary 、 核心考点 词性：形容词(adj.) 核心义：adj.必要的；必需的 、 必记搭配与例句 It's necessary to do sth.(做某事是必要的)：It's necessary to study hard, be necessary for(对…是必要的)：Water is necessary for life, 三、重点派生词 necessarily(副词)：not necessarily(不一定) necessity(名词)：daily necessities(日常必需品) 6:protect 核心考点 词性：动词(v.) 核心义：V.保护 二、必记搭配与例句 protect..fom.（保护.…免受…)：We should protect animals from danger. 三、重点派生词 protection(名词)：environmental protection(环境保护) protective（形容词)：protective measures(保护措施) 7:instead 一、核心考点 词性：副词(adv.) 核心义：adv.代替：反而 二、必记搭配与例句 instead of(代替；而不是)：He went by bike instead of by bus. 三、用法辨析 instead单独使用时放句末：I didn'tgo.He went instead 8:recycle 一、 核心考点 词性：动词(v.) 核心义：v.回收利用 二、必记搭配与例句 recycle paper(▣收纸张)：We should recycle paper to save trees. 三、重点派生词 recycling(名词)：recycling bin(回收箱) recyclable（形容词)：recyclable materials(可回收材料) 9:situation 核心考点 词性：名词(n.) 核心义：n.情况；形势 二、 必记搭配与例句 difficult situation（因境)：He is in a difficult situation improve the situation(改善情况)：We need to improve the situation. 10:global 、核心考点 词性：形容词(ad.) 核心义：ad.全球的；世界的 二、必记搭配与例句 global warming（全球变暖)：Global warming is a big problem. global environment（全球环境)：We should protect the global environment, 三、用法辨析 global(（强调全球范围)vs.international(强调国家间) 11:split 、 核心考点 词性：动词(v.) 核心义：v.分开；分裂 二、必记搭配与例句 split into（分成)：The class split into two groups split up(分开；分手)：They split up last year. 三、不规则变化 过去式/过去分词：split 12:worse 核心考点 词性：形容词/副词（ad./adv.) 核心义：更糟的：更坏地 二、必记搭配与例句 get worse(变得更糟)：His illness got worse. worse than(比…更糟)：This is worse than before. 三、 原级与最高级 原级：bad/bady 最高级：worst 13:reuse 一、核心考点 词性：动词(v.) 核心义：v.重新使用 二、必记搭配与例句 reuse bottles(重复使用瓶子)：We can reuse glass bottles. 三、词汇辨析 reuse(再次使用)：recycle(回收再加工) 14:litter 一、 核心考点 词性：动词/名词（v.n.) 核心义：乱扔垃圾；垃圾 二、必记搭配与例句 no littering(（禁止乱扔垃圾)：There'sa”no littering?”sign here. litter the ground（乱扔垃圾在地上)：Don't litter the ground 15:choice 核心考点 词性：名词(n.) 核心义：选择；选择权 二、必记搭配与例句 make a choice(做选择)：You need to make a choice. have no choice but to do(别无选择只能做)：I have no choice but to study. 三、重点派生词 choose(动词)：choose carefully（仔细选择) chosen(过去分词)：be chosen as(被选为) 二、词汇巩固练习 (一)单项选择(10题) 1.Smoking is ideas to solve this problem effectively. A)exchange B)replace C)change D)swap 2.The number of students in our class has from 45 to 40. A)reduce B)reduced C)reduction D)reducing 3.We must try our best to stop_.It's bad for the environment. A)pollute B)polluted C)pollution D)polluting 4.It's_for us to learn English well in the modern world. A)necessary B)necessarily C)necessity D)need 5.We should the animalsdanger. A)protect,for B)protect,from C)protect,of D)protect,to 6.He didn't go to school by bus.He went by bike_. A)instead B)instead of C)instead for D)instead with 7.We can_paper to make new things.It's good for saving trees A)reuse B)recycle C)reduce D)litter 8.The situation is getting better and better with our efforts. A)situation B)situate C)situating D)situated 9.-warming is a serious problem all over the world. A)Global B)Globe C)Globally D)Globalize 10.The weather is getting than before.We need to take more clothes. A)bad B)badly C)worse D)worst (二)根据提示补全句子(10题) 1.We should stop_(litter)in public places.(提示：动词，乱扔垃圾)2.He has no (choose)but to wait for the bus.(提示：名词，选择)3.The old man's health is getting 一(bad)than last month.(提示：形容词比较级，更糟的)4.We need to take_(protect) measures to keep the children safe.(提示：形容词，保护的)5.Its_(necessarily)for us to finish the work on time..(提示：形容词，必要的)6.He_(split)the cake into six pieces and gave them to his friends.(提示：动词过去式，分开) (三)首字母填空(10题) 1.We should r_paper and plastic to protect the environment.(提示：▣收利用)2.It'sa good habit to rglass bottles instead of throwing them away.(提示：重新使用)3.Don't be so sad.Maybe the s_will improve tomorrow.(提示：情况)4.The water in the river is p_by the factory.We can't drink it.(提示：污染，动词过去分词)5.You have to make a c_between staying here and going with us.(提示：选择) (四)答案与解析 1.单项选择答案：A B CA B A BAAC 2.补全句子答案： 1.littering 2.choice 3.worse 4.protective 5.necessary 6.split 3.首字母填空答案： 1.recycle 2.reuse 3.situation 4.polluted 5.choice 英语词汇复习手册·8上·新冀教版·Unit8 Protecting the environment