2026高中外研版英语必修第二册专项练习(含答案) Unit 5 A delicate world

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. 阅读单词——会意

1 halfway adj . 中间的,半途的

2 inhabitant n .栖居的动物

3 penguin n .企鹅

4 rat n .大老鼠

5 vegetation n .植物,草木 ( 总称 )

6 erosion n .侵蚀

7 chaos n .大混乱;紊乱

8 virus n .病毒

9 immunity n .免疫力

10 substantial adj . 大量的,多的

11 intervention n .干预,介入

12 postscript n .附言

13 pest n .有害小动物;害虫

14 dissolve v ( 使 ) 溶解

15 nutrient n .养分,营养物

16 session n .一段时间

17 herbal adj . 用香 ( ) 草制成的

18 criterion n ( 复数 criteria) 标准,准则

19 prosper v .兴旺,发达

20 altitude n .海拔 ( 高度 )

21 thrive v .茁壮成长

22 fossil n .化石

23 floral adj . 花的

24 coexist v .共存,共处

. 重点单词——记形

1 heritage n .遗产;传统

2 habitat n .栖息地

3 subsequently ad v . 后来,随后

4 appetite n .胃口,食欲

5 decrease v ( 使 ) 变小, ( 使 ) 减少

6 trap n .夹子,陷阱

2026高中外研版英语必修第二册专项练习(含答案) Unit 5   A delicate world 2026高中外研版英语必修第二册专项练习(含答案) Unit 5   A delicate world

7 collapse v .倒坍;塌下

8 incident n .事件

9 owe v .应该做;对……负有……的义务

10 visual adj . 视觉的

11 status n .地位;身份

12 rare adj . 稀有的,罕见的

13 apparently ad v . 据说;看来,似乎

14 vast adj . 巨大的;广大的

15 elsewhere ad v . 在别处

16 greeting n .问候,招呼

. 拓展单词——悉变

1 dramatically ad v . 显著地;戏剧性地→ dramatic adj . 戏剧性的;突然的→ drama n .戏剧

2 multiply v ( 使 ) 大大增加, ( 使 ) 倍增→ multiple adj . 多种多样的

3 conservation n .保护→ conserve v .保护→ conservative adj . 保守的;守旧的

4 departure n .离开→ depart v .离开;出发

5 explode v .突然增加→ explosion n .爆炸;激增

6 ecology n .生态;生态学→ ecological adj . 生态的→ ecologist n .生态学家

7 comparison n .比较→ compare v .比较

8 mysterious adj . 神秘的→ mystery n .难以理解的事物;谜

9 biological adj . 生物的,与生物有关的→ biology n .生物学→ biologist n .生物学家

10 variation n .差异;变化→ variable adj . 可变的;易变的→ various adj . 各种各样的→ variety

n .变化;多样 ( ) ;多变 ( ) vary v .变化

11 endangered adj . 濒临灭绝的→ endanger v .危及;使……处于危险→ danger n .危险

dangerous adj . 危险的

12 invasion n .涌入;侵犯,入侵→ invade v .侵犯→ invader n .侵略者

13 secure adj . 安全的;安心的;可靠的;稳固的 v t . 获得;拴牢;保护→ security n .安全;

保护措施

1 spark /spɑːk/ v t . 引发;激发 n .火花;活力

2 siege /siːdʒ/ n .围困;包围

3 devise /d I 'va I z/ v t . 想出;设计

4 shiver /'ʃ I və(r)/ v i . 颤抖;发抖

5 groan /ɡrəʊn/ n .呻吟;低沉的声响 v i .& v t . 呻吟

6 doom /duːm/ n .厄运;毁灭 v t . 注定 ( 失败、毁灭等 )

2026高中外研版英语必修第二册专项练习(含答案) Unit 5   A delicate world

meet one s doom 死亡

7 weariness /'w I ər I n I s/ n .厌倦;筋疲力尽

8 glide /ɡla I d/ v i . 滑行;滑翔

glide away 溜走;滑走

9 pierce /p I əs/ v t .& v i . 刺入;刺穿;穿透

10 stealthily /'stelθ I li/ ad v . 偷偷地;鬼鬼祟祟地

. 背核心短语

1 on behalf of 代表

2 fail to do sth 未做到

3 in harmony with 与…… 协调 ,与……一 ,与…… 和睦相

4 develop an appetite for 对……产生兴

5 be introduced to 到……, 绍给 ……

6 die out 灭绝;

7 out of control 去控

8 remove...from... …… ……

9 decrease from...to... ……减少到……

10 in consequence 结果 因此

11 turn out 结果

12 a substantial number of 大量的

13 once and for all 劳永逸 彻底

14 owe...to... …… 归功 于……; ……

15 coexist with ……共存;与……共处

. 悟经典句式

1 Nor would they fail to imagine how its native inhabitants including royal penguins king

penguins and elephant seals existed in perfect harmony with their natural habitat for thousands

of years.( 副词置 句首 的倒 )

他们也不 难想 出,数 千年 来,包 括帝 企鹅、 企鹅 和象 地动物 是如何 其自

然栖息地 完美 和谐 共存的

2 It turned out that they developed an immunity to the virus and their numbers exploded once

again.(It turned out that...)

它们最终 对病毒产生 免疫,数量 激增

3 This incident made it clear that the rat mouse and rabbit problem needed solving once and

for all.(it 作形式宾语 )

一事件 清楚 地表 ,大鼠、小鼠 和兔 泛滥 的问 题需要彻底 地解 决。

4 The next step is to remove the last remaining invading species and that s where I come in

with my dogs.(where 语从句 )

下一 步是清除最 存的入侵物种, 这就是我 工作了——和我 起。

5 Although endangered elsewhere in China due to the invasion of foreign species the bees of

Shennongjia have coexisted with the local people for centuries.( 状语从句 )

然在中 其他 来物种入侵, 蜜蜂 濒临灭绝, 但是 农架 蜜蜂和

地的 人们已经 共存 了几个世纪。

. 阅读单词 ( 1 分,共 14 )

1 inhabitant n .栖居的动物

2 erosion n .侵蚀

3 vegetation n .植物,草木

( 总称

)

4 chaos n .大混乱;紊乱

5 virus n .病毒

6 immunity n .免疫力

7 substantial adj . 大量的,多的

8 intervention n .干预,介入

9 dissolve v ( 使

) 溶解

10 nutrient n .养分,营养物

11 session n .一段时间

12 criterion n .标准,准则

13 thrive v .茁壮成长

14 coexist v .共存,共处

. 重点单词 ( 1.5 分,共 15 )

1 heritage n .遗产;传统

2 habitat n .栖息地

3 subsequently ad v . 后来,随后

4 decrease v ( 使 ) 变小, ( 使 ) 减少

5 collapse v .倒坍;塌下

6 incident n .事件

7 owe v .应该做;对……负有……的义务

8 visual adj . 视觉的

9 rare adj . 稀有的,罕见的

10 apparently ad v . 据说;看来,似乎

. 拓展单词 ( 2 分,共 12 )

2026高中外研版英语必修第二册专项练习(含答案) Unit 5   A delicate world 2026高中外研版英语必修第二册专项练习(含答案) Unit 5   A delicate world

1 dramatically ad v . 显著地;戏剧性地→ dramatic adj . 戏剧性的;突然的→ drama n .戏剧

2 biological adj . 生物的,与生物有关的→ biology n .生物学→ biologist n .生物学家

3 comparison n .比较→ compare v .比较

4 variation n .差异;变化→ variable adj . 可变的;易变的→ various adj . 各种各样的→ variety

n .变化;多样 ( ) ;多变 ( ) vary v .变化

5 invasion n .涌入;侵犯,入侵→ invade v .侵犯→ invader n .侵略者

6 secure adj . 安全的;安心的;可靠的;牢固的 v t . 获得;拴牢;保护→ security n .安全;

保护措施

. 拔高词汇 ( 1 分,共 5 )

1 spark v t . 引发;激发 n .火花;活力

2 shiver v i . 颤抖;发抖

3 groan n .呻吟;低沉的声响 v i .& v t . 呻吟

4 pierce v t .& v i . 刺入;刺穿;穿透

5 stealthily ad v . 偷偷地;鬼鬼祟祟地

. 核心短语 ( 2 分,共 10 )

1 fail to do sth 未做到

2 develop an appetite for

……

产生兴

3 die out 灭绝;

4 turn out 结果

5 decrease from...to... ……减少到……

. 词形变化填空 ( 2 分,共 14 )

1 A bomb exploded and the tower collapsed.The explosion was heard a mile away.(explode)

2 Some natural mysteries of the ancient times are still mysterious to people today.(mystery)

3 I really felt my life was in danger when he drove the car.So I told him driving fast was

dangerous and if he didn t slow down he would endanger our lives.(danger)

4 He had planned to depart on Friday but the bad weather delayed his departure.(depart)

5 The ecologist warned that what they did may be a threat to global ecology and break the

ecological balance.(ecology)

6 It s important to conserve energy.In fact cheaper energy conservation techniques have been

put into operation in the developed world.(conserve)

7 Multiple elements cause the algae( 藻类 ) to multiply at high speed one of which is waste

water.(multiply)

. 选词填空 ( 3 分,共 15 )

2026高中外研版英语必修第二册专项练习(含答案) Unit 5   A delicate world

1 There was nothing we could do about it—the situation was out of control.

2 When asked about the secret to winning the competition the girl owed the success to her

teachers.

3 I want to express our sincere gratitude for your kind help with our English learning on behalf of

the whole class.

4 Everyone desires for friendship and in consequence it is of great significance to know how to

make friends.

5 Human life is regarded as part of nature and the only way for us to survive is to live in harmony

with nature.

. 经典句型仿写 ( 3 分,共 15 )

1 ( 应用 文写作之鼓励信 ) 我必须 清楚 不管 发生 什么 我会永远支持你。 (it 作形式宾语 )

I must make it clear that I will support you forever no matter what happens.

2 ( 续写之主旨升华 ) 实证明 帮助 人实现梦 让我更快乐。 (It turns out that...)

It turns out that helping others realize their dreams gives me more pleasure.

3 这个咖啡馆是我第 次遇 我最好 朋友 的地 方。 (where 语从句 )

This cafe is where I met my best friend for the first time.

4 我永远不会忘记我 在中 那个快乐而热闹 春节。 ( 副词置 句首 的倒

)

Never will I forget the happy and lively Spring Festival I spent in China.

5 又累又渴 但我们体验 了采摘桃 子的 乐趣。 ( 状语从句 )

Although tired and thirsty we experienced the joy of picking peaches.

In comparison with the past people s awareness has been improved dramatically and the

conservation

areas are becoming larger,1.which

makes the number of animals

multiply .Besides,2.owing( owe ) to the substantial intervention of the government effective

measures 3.are taken(take) to protect the

ecology

and keep the

biological

balance.4.Apparently(apparent) all the efforts are rewarding.More laws which protect animals

from 5.being killed(kill) come into effect leading to a harmonious 6.coexistence( coexist ) between

mankind 7.and animals.However,8.to protect(protect) the endangered rare animals and decrease

the spread of infectious 9.viruses( virus ) from wild animals we need to keep humans from

invading their habitats and establish more 10.natural(nature) reserves.

提示:题 干中加 底纹词汇为本单元词汇

decrease v ( 使 ) 减少, ( 使 ) 变小 n .减少

·decrease (from...) to...( …… ) 减少到 ……

2026高中外研版英语必修第二册专项练习(含答案) Unit 5   A delicate world 2026高中外研版英语必修第二册专项练习(含答案) Unit 5   A delicate world 2026高中外研版英语必修第二册专项练习(含答案) Unit 5   A delicate world

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