Unit 3 Earth Protection-Reading Further-2025-2026学年高中英语重点词汇精讲选择性必修第四册（重庆大学版）

高中选择性必修第四册重庆大学版 寒假专版 重庆大学版词汇核心考点精讲 【寒假专版】 高中·重庆大学版·选择性必修第四册Unit3 Earth Protection-Reading Further 单元词汇总览 alert/Al3:t/adj.w.m.警觉的：警biological/,baIa'lDd3k/adj.生物deforested/di:'foristid/adj.被砍 惕的：提醒：警报 的：生物学的 伐森林的 extinct/ik'stkt/adj.灭绝的：绝biologist /bar'plad3Ist/n.生物学desertification/dlz3trfi'keun/n. 种的：消亡的 家 荒漠化：沙漠化 blanket /'blaenkit/n./v./adj.;deforestation di:forI'ster fn/n. 毛毯：覆盖：总括的 毁林：滥伐森林 词汇核心考点精讲 1.alert/月'l3t/adj.v.n.警觉的：警惕的；提醒：警报 ·核心考点：词性：形容词(adj)、动词(v.)、名词(n.) 3个核心义：警觉的（状态）、提醒（动作）、警报（事物） ·必记搭配与例句：●be alert to(对…警觉)：Animals are alert to danger ●alert sb.to sth.(提醒某人某事)：The teacher alerted us to the exam rules. ●sound the alert(发出警报)：The siren sounded the alert. ·重点派生词：·alertly(副词)：look around alertly(警觉地环顾四周) ●alertness（名词)：keep alertness(保持警觉) 2.extinct/ik'stkt/adj.灭绝的：绝种的：消亡的 ·核心考点：词性：形容词(adj) 3个核心义：灭绝的（物种）、绝种的（生物）、消亡的（文化) ·必记搭配与例句：●become extinct（灭绝)：Dinosaurs became extinct long ago. ·extinct species(灭绝物种)：We should protect extinct species. ●extinct volcano(s死火山)：This is an extinct volcano. ·重点派生词：●extinction（名词)：the extinction of species(物种灭绝) 3.biological/.ba3'lDd3k/adj.生物的：生物学的 ·核心考点：词性：形容词(adj) 3个核心义：生物的（特征）、生物学的（学科）、生理的（过程） 高中选择性必修第四册重庆大学版 寒假专版 ·必记搭配与例句：·biological clock(生物钟)：Our biological clock controls sleep ●biological diversity(生物多样性)：Protecting biological diversity is important. ·biological research(生物学研究)：He does biological research, ·重点派生词：●biologically(副词)：biologically determined(生理决定的) ●biologist(名词)：a marine biologist(海洋生物学家) 4.deforestation/,di:,forr'sten/n.毁林；滥伐森林 ·核心考点：词性：名词(n.) 3个核心义：毁林（行为）、滥伐森林（现象）、森林消失（结果） ·必记搭配与例句：·cause deforestation(导致毁林)：Human activities cause deforestation. ●prevent deforestation(仿止毁林)：We should prevent deforestation. ·effects of deforestation(毁林的影响)：The effects of deforestation are serious. ·重点派生词：·deforest(动词)：deforest the area(砍伐该地区森林) ●deforested(形容词)：deforested land(被砍伐的土地) 5.desertification/d,z3 tifr'kerfn/n.荒漠化；沙漠化 ·核心考点：词性：名词(n.) 3个核心义：荒漠化（过程）、沙漠化（现象）、土壤退化（结果） ·必记搭配与例句：●combat desertification(防治荒漠化)：Countries work to combat desertification. 。desertification of land(土地沙漠化)：Overgrazing leads to desertification of land ●prevent desertification(防止沙漠化)：Planting trees helps prevent desertification. ·重点派生词：·desertify(动词)：desertify the region(使该地区沙漠化) ●desertified(形容词)：desertified areas(沙漠化地区) 6.blanket/blaenkit/n.w./adj.毯子；毛毯：覆盖；总括的 ·核心考点：词性：名词(n.)、动词(v.)、形容词(adj.) 3个核心义：毯子（物品）、覆盖（动作）、总括的（性质） ·必记搭配与例句：·a blanket of snow(一层雪)：The ground was covered with a blanket of snow. ●blanket the area(覆盖该地区)：Clouds blanketed the area ●blanket policy(总括政策)：The government issued a blanket policy. ·重点派生词：●blanketed(形容词)：blanketed with fog(被雾笼罩的) 7.biologist/bar'olad3Ist/n.生物学家 ·核心考点：词性：名词(n) 3个核心义：生物学家（职业）、研究生物的人（身份）、生物学专家（领域） 高中选择性必修第四册重庆大学版 寒假专版 ·必记搭配与例句：·a marine biologist(海洋生物学家)：She is a marine biologist. ·work as a biologist(当生物学家)：He works as a biologist. ●biologist's research（生物学家的研究)：The biologist'sresearch is important.. ·重点派生词：·biology(名词)：study biology(学习生物学) ·biological(形容词)：biological research(生物学研究) 8.deforested/di:'foristId/adj..被砍伐森林的 ·核心考点：词性：形容词(adj) 3个核心义：被砍伐森林的（状态）、无森林的（特征）、遭滥伐的（结果） ·必记搭配与例句：·deforested areas(被砍伐的地区)：Deforested areas need reforestation. ●heavily deforested(严重砍伐的)：The region is heavily deforested. ·replant deforested land(在被伐土地上重新植树)：We should replant deforested land. ·重点派生词：·deforestation(名词)：the problem of deforestation(毁林问题) ·deforest(动词)：deforest the hills(砍伐山上的森林) 词汇核心考点综合训练 1.一、单项选择 1.Animals are always to any possible danger in the wild. ●A.alert ●B.extinct ·C.biological ●D.deforested 2.Dinosaurs have been for millions of years. ●A.alet ·B.extinct ●C.desertification ●D.blanket 3.Our clock helps us maintain a regular sleep-wake cycle. 高中选择性必修第四册重庆大学版 寒假专版 ·A.biology ·B.biological ·C.biologist ·D.biologically 4.Human activities such as logging often deforestation in tropical regions. ●A.cause ·B.prevent ·C.combat ●D.sound 5.The government is taking measures to desertification in the northern provinces. 。A.alet 。B.blanket ●C.combat ·D.deforest 6.After the storm,the mountain was with a thick layer of snow. ●A.alerted ·B.blanketed 。C.deforested ●D.extinct 7.A studies living organisms and their interactions with the environment. ·A.biologist 。B.biology ·C.biological 高中选择性必修第四册重庆大学版 寒假专版 ·D.biologically 8.The areas need immediate reforestation to restore the ecosystem. ●A.deforestation ·B.deforested ●C.desertified ●D.extinct 9.The siren the alert when the fire broke out. 。A.caused ●B.prevented ●C.sounded ●D.blanketed 10.The of species is a major concern for environmentalists. ●A.extinction ·B.extinct ●C.alertness ●D.desertification 2.二、根据提示补全句子 1.We must stay (alert)to changes in the weather during the hiking trip. 2.The (extinct)of pandas is still a threat despite conservation efforts. 3. (biology)research has made great progress in understanding genetic diseases. 4.Illegal logging has led to the (deforest)of large areas in the Amazon 5.The (desertify)process in this region has accelerated due to climate change. 6.The valley was」 (blanket)in mist early in the morning. 7.She works as a (biology)at the local university 8.The (deforest)land is now being replanted with native trees. 高中选择性必修第四册重庆大学版 寒假专版 3.三、首字母填空 1.Bea to the risks of cyber fraud when using online banking. 2.The dodo is an e bird that no longer exists. 3.B diversity refers to the variety of life on Earth 4.D destroys habitats and contributes to climate change. 5.Planting trees is an effective way to prevent d in dry regions. 4.参考答案 ·一、单项选择 ABBACBABCA ·二、根据提示补全句子 alert extinction Biological deforestation desertification blanketed biologist deforested ·三、首字母填空 alert extinct Biological Deforestation desertification