Unit 3 Conservation Topic Talk-2025-2026学年高中英语重点词汇精讲选择性必修第一册（北师大版）

高中选修1北师大版 寒假专版 选修1词汇核心考点精讲 【寒假专版】 高中·北师大版·选修1Unit3 Conservation Topic Talk 单元词汇总览 conservation/,kons3'veIm/n.保教育意义的；知识性强的 *horn /h3n/n.(牛、羊等头上的) 护 threat/ret/n.威胁：（灾难等坏角 destroy/d'stro/t.破坏；毁掉 事发生的可能 extinct/k'stkt/ad.灭绝的，绝 plastic/'plaestrk/adj.塑料制的 switch/swIt//vi.&t.转换，改种的 *mining/mam)/n.采矿业 变 incredibly/m'kredabli/adv.非r常 item/'atem/n.一项，一条 have a role起某种作用 地，极端地 recycle/,ri:'sakl/V.&t.再利do one's part尽自己的职责 urgent/'3:d3nt/adj.紧急的，急 用，回收利用 *rhino/rama/n.犀牛 迫的 unrecyclable/,nri:'saiklabl/adj.illegally/li:gali/adv.非法地，违 不可回收的 法地 informative/n'fo:matrv//adj.有hunt /hAnt/vi.&t.猎取，猎杀 词汇核心考点精讲 1.conservation/kDns3'verfn/n.保护 ·核心考点：词性：名词(n.) 2个核心义：保护（自然资源等）、节约（能源、水资源等） ·必记搭配与例句：·conservation of(对…的保护)：The conservation of wildlife is important. ●energy conservation(能源节约)：We should pay attention to energy conservation ·重点派生词：●conserve(动词)：conserve natural resources(保护自然资源) ·conservative(形容词)：conservative policies(保守政策) 2.destroy/d'stro/vt.破坏：毁掉 ·核心考点：词性：及物动词(t.) 2个核心义：破坏：毁掉（具体事物）、摧毁（抽象事物，如希望、关系等） ·必记搭配与例句：·destroy sth.(毁掉某物)：The fire destroyed the building ●destroy one's hope(摧毁某人的希望)：His words destroyed her hope ·重点派生词：●destruction(名词)：environmental destruction(环境破坏) ●destructive(形容词)：destructive forces(破坏力) 高中选修1北师大版 寒假专版 3.recycle/,ri:'sak/v.&t.再利用，回收利用 ·核心考点：词性：动词(v.&t) 1个核心义：再利用，回收利用（材料、物品等） ·必记搭配与例句：。recycle sth.(回收利用某物)：We should recycle paper and plastic. ●recycle waste(回收废物)：The factory recycles waste water. ·重点派生词：·recycling（名词)：recycling program(回收计划) ●recyclable(形容词)：recyclable materials(可回收材料) 4.unrecyclable/,ri:'saiklabl/adj.不可▣收的 ·核心考点：词性：形容词(adj) 1个核心义：不可回收的 ·必记搭配与例句：●unrecyclable waste(不可回收废物)：Unrecyclable waste is hard to deal with. ·重点派生词：●recyclable(反义词)：recyclable bottles(可回收瓶子) 5.informative/n'fo:matrv//adj.有教育意义的；知识性强的 ·核心考点：词性：形容词(adj) 1个核心义：有教育意义的：知识性强的 ·必记搭配与例句：·informative article(知识性文章)：This is an informative article about space. ●informative speech(有教育意义的演讲)：The teacher gave an informative speech ·重点派生词：●inform(动词)：inform sb.of sth.(告知某人某事) ●information(名词)：useful information(有用信息) 6.threat/ret/n.威胁：（灾难等坏事）发生的可能 ·核心考点：词性：名词(n.) 2个核心义：威胁：（灾难等坏事）发生的可能 ·必记搭配与例句：●threat to(对…的威胁)：Pollution is a threat to our health. ●pose a threat(构成威胁)：This could pose a threat to security. ·重点派生词：●threaten(动词)：threaten to do sth.(威胁要做某事) ·threatening(形容词)：threatening clouds(预示有暴风雨的云) 7.switch/swt/vi.&t.转换，改变 ·核心考点：词性：动词(vi.&t)、名词(n.) 动词核心义：转换，改变（话题、方向、开关等）：名词核心义：开关：转换 ·必记搭配与例句：·switch to(转换到)：She switched to a new job ●switch on/off(打开/关闭)：Please switch on the light.. ●make a switch(进行转换)：They made a switch in the plan 高中选修1北师大版 寒假专版 ·重点派生词：·switcher(名词)：channel switcher（频道切换器) 8.rget/'3:d3ant/ad.紧急的，急迫的 ·核心考点：词性：形容词(adj.) 1个核心义：紧急的，急迫的 ·必记搭配与例句：●urgent matter(紧急事情)：This is an urgent matter. ●It is urgent that..(…是紧急的)：It is urgent that we leave now. ·重点派生词：·urgently(副词)：need help urgently(急需帮助) ●urgency(名词)：the urgency of the situation(情况的紧急性) 9.illegally/'Ii:gali/adv.非法地，违法地 ·核心考点：词性：副词(adv.) 1个核心义：非法地，违法地 ·必记搭配与例句：●illegally hunt(非法捕猎)：Some people hunt rhinos illegally. ·illegally sell(非法销售)：They illegally sold the goods. ·重点派生词：●illegal(形容词)：illegal activities(非法活动) ·legal(反义词)：legal rights(合法权利) 10.extinct/k'stkt/adj.灭绝的，绝种的 ·核心考点：词性：形容词（adj) 1个核心义：灭绝的，绝种的 ·必记搭配与例句：·extinct species(灭绝物种)：Dinosaurs are extinct species,. ●be extinct(灭绝)：This kind of plant is extinct ·重点派生词：·extinction(名词)：the extinction of dinosaurs(恐龙的灭绝) 1l.incredibly/n'kredabli/adv.非常地，极端地 ·核心考点：词性：副词（adv.) 2个核心义：非常地，极端地：难以置信地 ·必记搭配与例句：●incredibly difficult(极其困难)：The task is incredibly difficult, ●incredibly fast(快得难以置信)：He ran incredibly fast. ·重点派生词：●incredible(形容词)：an incredible story(一个难以置信的故事) ●credibly(反义词)：credibly explain(可信地解释) 12.plastic/'plaestrk/adj.塑料制的 ·核心考点：词性：形容词(adj)、名词(n.) 形容词核心义：塑料制的：名词核心义：塑料：塑料制品 高中选修1北师大版 寒假专版 ·必记搭配与例句：●plastic bags(塑料袋)：We should use fewer plastic bags.. ●plastic products(塑料制品)：Plastic products are widely used. ·重点派生词：·plastics(名词复数)：the plastics industry(塑料工业) 13.hunt/hnt/vi.&t.猎取，猎杀 ·核心考点：词性：动词(vi.&t)、名词(n) 动词核心义：猎取，猎杀：搜寻；名词核心义：打猎：搜寻 ·必记搭配与例句：·hunt for(搜寻)：I'm hunting for my lost key. ●hunt animals(猎杀动物)：It's illegal to hunt wild animals. ·重点派生词：●hunter(名词)：a deer hunter(猎鹿人) ●hunting(名词)：hunting season(狩猎季节) I4.threaten/retn/v.威胁；预示（坏事）可能发生 ·核心考点：词性：动词(V) 2个核心义：威胁：预示（坏事）可能发生 ·必记搭配与例句：●threaten sb.with sth.(用某物威胁某人)：He threatened her with a knife. ●threaten to do sth.(预示要发生某事)：Dark clouds threaten to rain. ·重点派生词：·threat(名词)：a serious threat(严重威胁) ●threatening(形容词)：a threatening look（威胁的表情) 15.conservative /kan's3:vetv/adj.保守的：n.保守的人 ·核心考点：词性：形容词(adj)、名词(n.) 形容词核心义：保守的；名词核心义：保守的人 ·必记搭配与例句：●conservative views(保守观点)：He has conservative views on education ●a conservative(保守派人士)：He is a conservative in politics. ·重点派生词：·conservation(名词)：wildlife conservation(野生动物保护) ·conserve(动词)：conserve energy(节约能源) 词汇核心考点综合训练 1.一、单项选择 1.The government has taken measures to promote the of water resources in drought areas ●A.conservation ●B.destroy 高中选修1北师大版 寒假专版 ·C.recycle 。D.threat 2.The storm last night many houses in the village. ●A.conserved ·B.destroyed ·C.recycled ●D.threatened 3.We should glass and paper to reduce waste. ●A.conserve ●B.destroy ·C.recycle ●D.hunt 4.This kind of plastic is so it will cause pollution if not handled properly. ·A.recyclable 。B.unrecyclable ●C.informative ·D.urgent 5.The documentary provided insights into the history of space exploration. ●A.informative ·B.extinct 。C.illegal ●D.conservative 6.Climate change poses a serious to wildlife around the world. 高中选修1北师大版 寒假专版 ·A.threat ●B.switch 。C.urgency ●D.extinction 7.Please off the lights when you leave the classroom. ●A.switch ●B.hunt 。C.inform ●D.conserve 8.It is that we take action to protect endangered species immediately. ●A.incredible 。B.urgent 。C.illegal ·D.conservative 9.Some people still rare animals for their fur,which is against the law. ●A.hunt ·B.switch 。C.recycle ●D.inform 10.Dinosaurs have been for millions of years. ●A.extinct 。B.threatening ●C.informative 高中选修1北师大版 寒假专版 ·D.plastic 2.二、根据提示补全句子 1.We should pay attention to energy (conserve)in our daily life 2.The (destroy)of the forest has led to the loss of many habitats. 3.This factory is trying to improve its waste (recycle)system. 4.The government issued an (urge)notice to stop illegal hunting. 5.Poachers often hunt animals (illegal)for profit. 6.The (extinct)of this species is caused by human activities 7.She spoke (incredible)fast during the debate 8. (inform)articles help us learn about different cultures. 3.三、首字母填空 1.Many countries are working together on the c of wildlife. 2.Using too many p_ bags is bad for the environment 3.The dark clouds t to bring heavy rain this afternoon. 4.It isi to sell drugs in most countries. 5.This book is very i it tells us how to live a green life. 4.参考答案 ·一、单项选择 ABCBAAABAA ·二、根据提示补全句子 conservation destruction recycling urgent illegally extinction incredibly Informative ·三、首字母填空 conservation plastic threaten illegal informative