内容正文:
Unit 5 Animals Around Us
词汇精讲精练
核心词汇概览:
extinction;whale;power;female;differ;specific;matriarch;location;previous;
fascinating;tusk,ivory,decoration;dinosaur;dolphin;click;bounce;Atlantic;
habitat;destroy;nowhere
词汇精讲
序号
单词/短语
词汇讲解
extinction
释义:n.灭绝,绝种
/ik'stmk fn/
词汇变形:extinct(adj)灭绝的;extinguish()熄灭,消灭(注意
区分)
搭配:face extinction面临灭绝:be on the verge ofextinction濒临灭
绝;mass extinction大规模灭绝
辨析:extinction强调物种或事物的完全消失;disappearance指一般
消失,程度较轻。
例句:Many species are now in danger ofextinction due to human
activities
2
power
释义:n.力量;能力:权力
/'pava(r)/
词汇变形:powerful(adj,)强大的;powerless(adj)无力的
搭配:come to power掌;in one's power在某人能力范围内;have
the power to do sth.有能力做某事;power ofattorney委托书
辨析:power指抽象的力量或权力;strength指体力或长处;force
指武力或物理力。
例句:The government should use its power to protect the
environment.
female
释义:adj.雌的;母的n.雌性动(植)物
/'fimell/
词汇变形:feminine(adj.)女性的(侧重气质);femininity(n.)女性
特质
搭配:female students女学生;female figure女性形象;a female
voice女性声音
辨析:female与male相对,指性别;woman只用于指人类女性;
lady是礼貌用语。
例句:The female ofthe species is usually larger than the male,
differ
释义:v.相异;有区别
/'difa(r)/
词汇变形:different(adj)不同的;difference(n.)区别:differently
(adv.)不同地
搭配:differ from与…不同;differ in在…方面不同;differ
with sb.about/on sth.在某事上与某人意见不同
辨析:differ只作动词;vary强调变化,常与介词in/fom搭配。
例句:Their opinions differ greatly on the issue of education reform.
specific
释义:adj.特定的;具体的
/spa'sIfik/
词汇变形:specifically(adv,)具体地;specify(v,)明确说明;
specification(n.)规格,明细
搭配:specific to仅限于;specific purpose特定目的;be specific
about对…具体说明
辨析:specific强调明确、具体;particular侧重于“某一个”或“挑
剔”;special表示“特殊的”。
例句:Can you give me a specific example to support your argument?.
previous
释义:ad.先前的:以往的
/pri:vias/
词汇变形:previously(adv.)先前地:predecessor(n)前辈,前身
(注意拼写)
搭配:previous to在…之前(相当于before);previous
experience以往经验;previous year前一年
辨析:previous强调时间顺序上的“前一个”:former常指“前任
的”或“前者的”;pior含优先意味。
例句:He had no previous experience ofteaching,but he did a great
job.
fascinating
释义:ad.极有吸引力的:迷人的
/'faesinertn/
词汇变形:fascinate(v.)使着迷;fascination(n)魅力;着迷;
fascinated(adj,)入迷的
搭配:find sth.fascinating发现某物迷人:a fascinating story迷人的
故事;be fascinated by被…迷住
辨析:fascinating指令人极其感兴趣:attractive泛指吸引人:
charming侧重优雅迷人。
例句:The documentary about ocean life was absolutely fascinating.
8
habitat
释义:n.栖息地;(动植物的)生活环境
/'haebitaet/
词汇变形:habitation(n)居住;栖息:inhabit(v)居住于:
inhabitant(n,)居民
搭配:natural habitat自然栖息地;destroy the habitat破坏栖息地;
habitat loss栖息地丧失
辨析:habitat指动植物自然生长的地方:environment泛指环境;
。
ecosystem生态系统(更宏观)
例句:Deforestation has destroyed the natural habitat ofmany birds.
destroy
释义:v.毁坏;摧毁
/dI'strov/
词汇变形:destruction(n)破坏;destructive(adj)破坏性的:
destroyer(n.)破坏者;驱逐舰
搭配:destroy one's hope摧毁希望;be destroyed by fire被大火烧
毁;destroy the evidence毁灭证据
辨析:destroy指彻底毁坏;damage指部分损坏;uin强调毁掉美好
事物(常用于抽象)。
例句:The earthquake destroyed thousands of buildings in the city.
10
nowhere
释义:adv.无处;哪里都不
/nauwea(r)/
词汇变形:nowhere本身为副词,注意与anywhere,somewhere对
比。
搭配:nowhere to go无处可去;nowhere near远非(完全不);out
of nowhere突然出现
辨析:nowhere与anywhere,.somewhere对比;固定句型:Nowhere
else can you find such a beautiful scenery.(倒装句,表强调)
例句:The lost hikers had nowhere to sleep and no food to eat.
11
click
释义:v.(使)发出咔哒声;点击n.咔咔声
klik/
词汇变形:clicker(n)遥控器:点击器:clickable(adj)可点击的
搭配:click on/at点击(电脑);click one's tongue咂舌;click into
place咔嗒一声到位
辨析:click指短促清脆的声音;clank指金属碰撞声;clink指玻璃
碰撞声。
例句:Just click on theicon to open the file.
12
bounce
释义:v.(使)弹起,弹跳n.弹跳;反弹
/bauns/
词汇变形:bouncy(ad)有弹性的;bouncing(adj)健壮的:
bouncer(n,)保镖;弹性物
搭配:bounce back恢复元气;反弹;bounce off弹开;bounce up
and down上下跳动
辨析:bounce强调接触表面后弹起;spring指弹力或弹簧作用;
leap强调跳跃动作。
例句:The ball bounced off the wall and hit him on the head.
二、专项训练
(一)单句填空(共12小题)
1.Many animals are facing
(extinct)due to climate change
2.This machine runs
solar power and produces no pollution
3.The
(female)of the kangaroo has a pouch to carry her baby
4.The two brothers differ greatly
character,one being outgoing and the other shy.
5.Please be more
(specifically)about what you need for the project
6.
(previous)to joining the club,she had never played tennis before.
7.The children were
(fascinate)by the magician's performance.
8.The destruction of natural
(habitat)is a major threat to wildlife.
9.The storm completely
(destroy)the crops in the field last night.
10.The little boy has
(nowhere)to hide from the rain,so he ran quickly
11.Ifyou
(click)the link,you will be taken to the official website.
12.The rubber ball
(bounce)high up into the air and then fell down
(二)单句表达(共8小题)
1.许多物种因为人类的捕猎而濒测临灭绝。
Many species are
due to human hunting
2.作为一个成年人,你有能力改变自己的生活。
As an adult,you
change your own life
3.这一地区的雌性蝴蝶比雄性蝴蝶颜色更鲜艳。
The
butterflies in this area are more colorful than the
ones.
4这个新计划和原来的方案在细节上有所不同。
The new plan
the previous one
details.
5.你能给出一个具体的例子来说明你的观点吗?
Can you
to illustrate your point?
6.在他来中国之前,他已经学过两年中文。
coming to China,he
Chinese for two years.
7这些迷人的故事让孩子们完全入迷了。
These
stories
the children completely
8他的信心被这次失败彻底摧毁了,他几乎无处可去。
His confidence
by this failure,and he had
(三)短文填空
Arecent study shows that many marine creatures are facing the threat of 1
(extinct).
Among them,the Atlantic population ofright whales is especially at risk.These giant animals
rely on the ocean's 2
(power)currents and specific 3
(habitat)to find
food.However,human activities such as shipping and fishing are 4
(destroy)their
living environment.Female whales 5
(differ)from males in size and behavior.In
many whale groups,a 6(female)leader,often called a matriarch,guides the group
7
(previous)to migration.These matriarchs have 8(fascinate)memories
of the best feeding locations,which they pass down to younger generations.But now,due to
climate change,those locations 9
(specific)to certain areas are changing.Scientists
have noticed that whales often 10
(click)to communicate with each other,and the
sounds 11
(bounce)offunderwater objects to help them navigate.Sadly,if their
habitat continues to shrink,these intelligent animals will have 12
(nowhere)safe to
live.It is urgent for us to take action to protect them.
三、参考答案
(一)单句填空
1.extinction;2.on;3.female;4.in;5.specific;6.Previous;7.fascinated;8.habitats;
9.destroyed;10.nowhere;11.click;12.bounced
(二)单句表达
1.on the verge of extinction;2.have the power to;3.female;4.differs from;5.give a
specific example;6.Previous to;7.fascinating;8.was completely destroyed
(三)短文填空
1.extinction;2.powerful;3.habitats;4.destroying;5.differ;6.female;7.previous;
8.fascinating;9.specific;10.click;11.bounce;12.nowhere