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

高中重庆大学版 寒假专版 B版易错词汇精讲 【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/A'l3:t/adj.v.m.警觉的；警biological/,baIa'lDd3kl/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/k'stkt/adj.灭绝的；绝biologist/bar'plad3st/n.生物学desertification/d,z3:tfi'ken/n. 种的：消亡的 家 荒漠化：沙漠化 blanket /'blaenkit/n./v./adj.:deforestation /di:forI'stern/n. 毛毯：覆盖：总括的 毁林：滥伐森林 易错词汇精讲 1.alert/月'l3t/adj.v.m.警觉的：警惕的；提醒：警报 ·易错点：易混淆动词含义与名词含义：作动词时易误用被动语态。 ·精讲：作形容词时，固定搭配be alert to sth.(对某事警觉)：作动词时，主语通常为物（如警 报、通知)，直接接宾语，无需被动，如The system alerts users to risks.(系统提醒用户注意风 险)：作名词时，指“警报”，如a fire alert(火警)。 .:(1)Drivers must be alert to changing road conditions.(adj.)(2)The app alerts you when your package arrives.(v.)(3)The government issued a flood alert.(n.) ·真题链接：（重庆大学版高中选择性必修第四册同步练习）：We should always be to the dangers around us.(答案：alert) 2.extinct/ik'stkt/adj.灭绝的：绝种的：消亡的 ·易错点：易误写为extint(漏写c):易与动词extinguish/ik'stmgwi（熄灭)混淆。 ·精讲：只作形容词，无动词形式，常用搭配be extinct(已灭绝)：go extinct(趋于灭绝)。 ·例句：The dodo became extinct in the 17 th century. ·真题链接：（重庆大学版高中选择性必修第四册单元检测）：Scientists are working hardto protect animals from going (答案：extinct) 3.blanket/blaenkit/n.w./adj.毯子；毛毯：覆盖；总括的 ·易错点：易忽略动词和形容词含义：作动词时易误用主动语态（主语通常为物）。 ·精讲：作动词时，意为“覆盖”，主语多为snow、clouds等自然现象，如Snow blanketed the nountain.(雪覆盖了山脉)：作形容词时，意为“总括的”，如a blanket policy(全面政策)。 高中重庆大学版 寒假专版 .(1)She wrapped herself in a warm blanket.(n.)(2)The countryside was blanketed in fog.(v.) (3)The new rules apply to all employees without blanket exceptions.(adj. ·真题链接：（重庆大学版高中选择性必修第四册阅读填空）：The mountain tops were (覆盖)by snow all year round.(答案：blanketed) 4.biological/baI3'lDd3k/adj.生物的；生物学的 ·易错点：易误写为biologial(漏写第二个i):易与名词biology/bar'Dlad3i(生物学)混淆词性。 ·精讲：biological是形容词，修饰名词，如biological diversity(生物多样性)：biology是名词， 指学科或生物特征，如study biology(学习生物学)。 ·例句：This research focuses on biological evolution, ·真题链接：（重庆大学版高中选择性必修第四册词汇运用）： (生物的)factors play an important role in human development.(答案：Biological) 5.biologist/bar'Dl3d3Ist/n.生物学家 ·易错点：易误写为biologyst(词尾错误，应为-ist而非-yst):易与形容词biological混淆。 ·精讲：表示“…学家”的后缀为-ist,如physicist(物理学家)、artist(艺术家)：biologist是 名词，指研究生物学的人。 ·例句：The biologist conducted experiments on plant growth. ·真题链接：（重庆大学版高中选择性必修第四册完形填空）：Te spent years studying the behavior of chimpanzees in the wild.(答案：biologist) 6.deforestation/,di:forI'sten/n.毁林：滥伐森林 ·易错点：易误写为deforestion(漏写第二个e):注意该词为不可数名词，无复数形式。 ·精讲：由动词deforest（砍伐森林)+名词后缀-ation构成，指“毁林”的行为或过程，不可 数，如prevent deforestation(防止毁林)。 ·例句：Deforestation leads to the loss of wildlife habitats. ·真题链接：（重庆大学版高中选择性必修第四册书面表达）：We should take measures to stop (毁林)and protect the environment..(答案：deforestation) 7.deforested/di:'foristid/adj.被砍伐森林的 ·易错点：易误写为deforesting(现在分词形式错误)；易与名词deforestation混淆。 ·精讲：deforested是形容词，由动词deforest的过去分词转化而来，意为“被砍伐森林的”，修 饰名词，如deforested areas(被伐林区)。 ·例句：The deforested land is now used for agriculture, ·真题链接：（重庆大学版高中选择性必修第四册阅读理解）：The picture shows the (被 砍伐森林的)mountains before reforestation.(答案：deforested) 高中重庆大学版 寒假专版 8.desertification/d,z3tfr'keun/n.荒漠化；沙漠化 ·易错点：易误写为desertification(字母顺序错误，注意z后为e);易与动词desert/dr'z3t/(抛 弃)混淆读音和含义。 ·精讲：desertification是名词，重音在倒数第三个音节/z3t,指“土地沙漠化”过程，不可数， 如combat desertification(防治荒漠化)。 ·例句：Climate change accelerates desertification in dry regions.. ·真题链接：（重庆大学版高中选择性必修第四册单元写作）： (荒漠化)is a serious problem affecting many African countries.(答案：Desertification) 易错词汇综合训练 1.一、单项选择 1.We should always be to the potential dangers in the wild. 。A.alert ●B.extinct ·C.biological ·D.blanket 2.The dodo bird has been for over 300 years. ●A.deforested ·B.extinct 。C.desertification ●D.alet 3.Heavy snow the entire village last night. ●A.blankets ●B.blanketed ●C.alert ●D.extinct 高中重庆大学版 寒假专版 4. diversity is crucial for maintaining ecosystem balance. 。A.Biology 。B.Biologist ·C.Biological ·D.Biologic 5.The spent three years researching rare plant species in the rainforest. ·A.biology ·B.biologist ·C.biological 。D.biologyst 6. is one of the main causes of climate change ●A.Deforest ·B.Deforested 。C.Deforestation ●D.Deforestion 7.The once-green hills are now due to excessive logging. ·A.deforested ·B.deforesting ●C.deforestation ·D.desertification 8.Many African countries are struggling with the problem of ●A.desertify ·B.desertification 高中重庆大学版 寒假专版 。C.deforestation ●D.extinct 2.二、根据句意及汉语提示完成单词 1.The government issued a flood (警报)ahead of the storm. 2.Scientists are trying to prevent endangered animals from going (灭绝的) 3.The mountain was (覆盖)with snow after the blizzard. 4. (生物的)research has made great progress in recent years. 5.We must take action to stop (毁林)and protect wildlife habitats. 6.The (被砍伐森林的)area has been turned into farmland, (荒漠化)is a serious threat to agricultural production in dry regions. 3.三、首字母填空 1.Drivers must stay a to avoid accidents on icy roads. 2.The giant panda is no longer e thanks to conservation efforts. 3.The valley was b in mist early in the morning 4.B factors influence human health and behavior 5.Ateam of b is studying the effects of climate change on coral reefs. 6.D destroys the natural habitats of many species. 7.The d land can no longer support plant growth. 4.四、用所给单词的适当形式填空 1.The system (alert)users immediately when there is a security risk 2.This species of bird has been (extinct)since the 19th century. 3.The entire city (blanket)by thick smog yesterday. 4. (biology)studies help us understand the origin of life. 5.The (biologist)findings were published in an international journal. 6.We need to reduce (deforestation)to combat global warming. 7.The (deforest)area has been replanted with pine trees. 5.参考答案 高中重庆大学版 寒假专版 ·一、单项选择 1.A2.B3B4.C5B6.C7.A8B ·二、根据句意及汉语提示完成单词 1.alert 2.extinct 3.blanketed 4.Biological 5.deforestation 6.deforested 7.Desertification ·三、首字母填空 1.alert 2.extinct 3.blanketed 4.Biological 5.biologists 6.Deforestation 7.deforested ·四、用所给单词的适当形式填空 1.alerts 2.extinct 3.was blanketed 4.Biological 5.biologist's 6.deforestation 7.deforested