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选择性必修2 Unit5 A delicate world
单元基础知识清单
Part1. Vocabulary词汇练习
一.拓展单词
adj.中间的，半途的
adv.显著地；戏剧性地→ adj.戏剧性的；突然的→ n.戏剧
heritage n.
inhabitant n. → inhabit v.
habitat n.
adv.后来，随后→ adj.随后的；后来的
v．(使)大大增加，(使)倍增→ adj.多元的，多重的，多种多样的
in chaos
n．保护→ v．保护→ adj.保守的；守旧的
n．离开→ v．离开；出发，启程
n．免疫力→ adj．免疫的，不受影响的
v．突然增加；爆炸；突然迸发（情感）；勃然大怒 →
n．爆炸；激增；→ adj．爆炸性的
n．干预，介入→ v．干预，介入
pest n. →pesticide n.
n．生态；生态学→ adj.生态的→
n.生态学家
nutrient n. → nutrition n. → nutritional adj.
→ nutritionist n.
n．比较→ v．比较
adj.神秘的→ n．难以理解的事物；谜
v．兴旺，发达→ adj.繁荣的，兴旺的，成功的→ n．兴旺，繁荣，成功，昌盛
adj．稀有的，罕见的→ adv.罕有，稀少
adj.生物的，与生物有关的→ n.生物学
→ n.生物学家
adv.据说；看来，似乎→ adj.明显的，显而易见的
n．差异；变化→ adj.可变的；易变的→
adj.各种各样的→ n．变化；多样(化)；多变(性)→ v．变化
adj.濒临灭绝的→ v．危及；使……处于危险→ n．危险→ adj.危险的
n．涌入；侵犯，入侵→ v．侵犯 →
n．侵略者
adj.安全的；稳固的 vt.获得，争取到；实现；保卫 →
adv.安全地→ n．安全；保护措施
n．问候，招呼→ v．和(某人)打招呼(或问好)；欢迎；迎接
二、单词拼写
There are （巨大的） fields in the countryside and you can enjoy the scenery there.
Don't lose heart. You can try it （在别处）.
In this family, even the cat has higher （地位） than the man.
The first (一段时间) of the environmental forum will start at 9 a.m. tomorrow.
This kind of pesticide can effectively kill garden （害虫） without polluting the soil.
The teacher used （视觉的） aids like charts and videos to explain the complex principle.
Many people will feel dizzy at a high （海拔） because of the thin air.
This new （病毒） spreads quickly, so we must take strict protective measures.
Human activities have destroyed the natural （栖息地） of many wild animals.
The old building （倒坍） in the earthquake, but no one was injured.
三、单词变形
Oh my God! A (mystery) man is running in my yard!
Hard work and wise policies will bring lasting (prosper) to the region.
Finally, the moment of our (depart) arrived, and we loaded suitcases, books, games, camping equipment, and a tent into the car and bravely drove off.
Stars (apparent) do not follow this basic principle of sportsmanship.
The museum displays (vary) tools used by ancient farmers.
Planting trees is an ____________ (ecology) action that benefits both humans and animals.
The population of the city began (explode) after the construction of the railway.
The number of wild plants has dropped (dramatic) in the past decade.
The local animals fought against the alien (invade) to protect their homeland.
By (compare), the northern area has a cooler climate than the southern one.
He missed the train and (subsequent) was late for the important meeting.
We should take action to protect (endanger) species from extinction.
答案
一.拓展单词
1. halfway adj.中间的，半途的
2. dramatically adv.显著地；戏剧性地→ dramatic adj.戏剧性的；突然的→ drama n.戏剧
heritage n.遗产；传统
inhabitant n.栖居的动物；（某地的）居民→ inhabit v.栖息于，居住于
habitat n. 栖息地
subsequently adv.后来，随后→subsequent adj.随后的；后来的
multiply v．(使)大大增加，(使)倍增→ multiple adj.多元的，多重的，多种多样的
in chaos处于混乱中；一片混乱
conservation n．保护→ conserve v．保护→ conservative adj.保守的；守旧的
departure n．离开→ depart v．离开；出发，启程
immunity n．免疫力→ immune adj．免疫的，不受影响的
explode v．突然增加；爆炸；突然迸发（情感）；勃然大怒 → explosion n．爆炸；激增；→ explosive adj．爆炸性的
intervention n．干预，介入→ intervene v．干预，介入
pest n.害虫 →pesticide n.杀虫剂
ecology n．生态；生态学→ ecological adj.生态的→ ecologist n.生态学家
nutrient n.养分，营养物→ nutrition n.营养；滋养→ nutritional adj.营养丰富的→ nutritionist n.营养学家
comparison n．比较→compare v．比较
mysterious adj.神秘的→mystery n．难以理解的事物；谜
prosper v．兴旺，发达→ prosperous adj.繁荣的，兴旺的，成功的→prosperity n．兴旺，繁荣，成功，昌盛
rare adj．稀有的，罕见的→rarely adv.罕有，稀少
biological adj.生物的，与生物有关的→biology n.生物学 → biologist n.生物学家
apparently adv.据说；看来，似乎→ apparent adj.明显的，显而易见的
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(化)；多变(性)→vary v．变化
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
invasion n．涌入；侵犯，入侵→invade v．侵犯 →invader n．侵略者
secure adj.安全的；稳固的 vt.获得，争取到；实现；保卫 →
securely adv.安全地→ security n．安全；保护措施
greeting n．问候，招呼→greet v．和(某人)打招呼(或问好)；欢迎；迎接
二、单词拼写
There are vast（巨大的） fields in the countryside and you can enjoy the scenery there.
Don't lose heart. You can try it elsewhere（在别处）.
In this family, even the cat has higher status（地位） than the man.
努力实干与合理的政策会为该地区带来长久的繁荣。
The first session(一段时间) of the environmental forum will start at 9 a.m. tomorrow. （这场环境论坛的首场会议将于明天上午9点开始。）
This kind of pesticide can effectively kill garden pests（害虫） without polluting the soil. （这种杀虫剂能有效消灭园林害虫，且不会污染土壤。）
The teacher used visual（视觉的） aids like charts and videos to explain the complex principle. （老师用图表、视频等视觉教具讲解这个复杂的原理。）
Many people will feel dizzy at a high altitude（海拔） because of the thin air. （许多人在高海拔地区会因空气稀薄感到头晕。）
This new virus（病毒） spreads quickly, so we must take strict protective measures. （这种新型病毒传播速度快，我们必须采取严格的防护措施。）
Human activities have destroyed the natural habitat（栖息地） of many wild animals. （人类活动破坏了许多野生动物的自然栖息地。）
The old building collapsed（倒坍） in the earthquake, but no one was injured. （这座老建筑在地震中倒塌了，但无人受伤。）
三、单词变形
Oh my God! A mysterious(mystery) man is running in my yard!
Hard work and wise policies will bring lasting prosperity(prosper) to the region.
Finally, the moment of our departure (depart) arrived, and we loaded suitcases, books, games, camping equipment, and a tent into the car and bravely drove off.
Stars apparently(apparent) do not follow this basic principle of sportsmanship.
The museum displays various(vary) tools used by ancient farmers.
Planting trees is an ecological (ecology) action that benefits both humans and animals.
The population of the city began to explode（explode） after the construction of the railway.
铁路建成后，这座城市的人口开始激增。
The number of wild plants has dropped dramatically(dramatic) in the past decade.
过去十年间，野生植物的数量显著下降。
The local animals fought against the alien invaders(invade) to protect their homeland.
当地动物对抗外来入侵者，守护自己的家园。
By comparison(compare), the northern area has a cooler climate than the southern one.
相比之下，北方地区的气候比南方更凉爽。
He missed the train and subsequently(subsequent) was late for the important meeting.
他没赶上火车，随后这场重要的会议就迟到了。
We should take action to protect endangered(endanger) species from extinction.
我们应该采取行动，保护濒临灭绝的物种免遭灭绝。

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