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Unit 4 Amazing Plants and Animals
人教版 八年级上册
Section B 单词讲解
拓展
例句
connect
[k nekt] v.关联；连接
A kite connects you to the past.
connect...with 把... ...和... ...连接或联系起来
be connected with/to
与... ...相连；与... ...有关联
connected a. 连接的；相关的
connection n. 联系；关系
风筝把你和过去联系在一起。
例句
without
without doubt 毫无疑问；的确
=beyond doubt
[w a t] prep. 没有；缺乏
We can’t finish the work without your help.
=We can’t finish the work if you don’t help us.
如果没有你的帮助，我们就完不成这项工作。
短语
拓展
without 介词，后接名词、代词或动词-ing形式作宾语
without 用于否定句，表示条件，意为“如果没有”，可与if引导的否定条件状语从句转换
例句
imagine
imagine其后接名词、代词、动词-ing形式或宾语从句
image n.图像；画像；（心目中的）形象
imagination n.想象力；创造力
[ m d n] v. 想象；猜想
拓展
In the past, we could hardly imagine to take this kind of bus to go everywhere.
在过去，我们很难想象乘坐这种公共汽车去任何地方。
拓展
例句
disappointed
[ d s p nt d] a.失望的；沮丧的
He was disappointed, but determined to raise more money.
他很失望，但决心筹集更多的钱。
disappoint v.使失望；使破灭
=let...down
disappointment n. 失望；沮丧
disappointed 意为“失望的”，多修饰人
disappointing 意为“令人失望的”，多修饰物
action
take action 采取行动
action movie 动作影片
[ k n] n. 行动；行为
例句
The government is taking action to improve air quality.
短语
拓展
act v. 行动；举动；扮演 n. 表演者
政府正在采取行动改善空气质量。
例句
per cent
[p sent] n. 百分之... ...
a.&adv.每一百中
per cent=percent
数词+percent 百分数（percent无复数形式）
percent与名词连用时，后面需加of
数词+percent of+名词作主语时，谓语动词的数要和of后面的名词的数保持一致
I think it’s ninety per cent probable.
我看这有百分之九十的可能性。
拓展
例句
planet
[ pl n t] n. 行星
The earth is often called the ocean planet.
拓展
地球通常被称为海洋星球。
planet 指围绕太阳运转的行星
star 多指恒星，也指天空中的群星，可引申指一切星状物或文体等领域中的知名人物
短语
home planet 地球；地球家园
拓展
例句
store
[st (r)] v. 贮存；存储
n. 百货商店；商店
That helps businesses see how people feel as they look at products or advertisements in the store.
store n.百货商店；商店---近义词：shop/market
store v.贮存；存储---近义词：keep/save
这有助于企业了解人们在商店里看到产品或广告时的感受。
例句
communicate
[k mju n ke t] v. 交流；沟通
communication n.交流；交际
拓展
It was hard to communicate with them at first, because they wouldn't like to.
短语
一开始很难和他们交流，因为他们不愿意。
communicate with sb.
与某人交流/沟通
例句
protect
[pr tekt] v. 保护；防护
protect...from/against... 保护... ...免受... ...
拓展
In order to live in a better place, the natural environment must be protected by all the people.
为了生活在一个更好的地方，自然环境必须受到所有人的保护。
短语
protection n. 保护；保卫
例句
importance
[ m p tns] n. 重要性
important a. 重要的；重大的
importantly adv. 重要地
拓展
As we all know, cooperation is of great importance in our daily life.
众所周知，合作在我们的日常生活中非常重要。
短语
the importance of （doing）sth.
（做）某事的重要性
例句
human
[ hju m n] n. 人
a. 人的；人类的
human常用复数形式humans
human=human being 人类
It's normal for the human mind to wander (走神).
人类会走神是正常的。
短语
例句
ant
[ nt] n. 蚂蚁
have ants in your pants 焦躁不安, 坐立不安
What can we learn about ants from The World of Ants
短语
从《蚂蚁的世界》中我们可以了解蚂蚁的什么
例句
happiness
[ h pin s] n. 幸福；快乐
happy a. 开心的；快乐的
unhappy a. 不快乐的
happily adv. 快乐地；高兴地
拓展
Happiness shines in the doctor's eyes every time she sees a patient get well.
每当医生看到病人康复时，她的眼睛里闪烁着幸福的光芒。
例句
ton
[t n] n. 吨
tons of 很多的；大量的
其后接可数名词复数或不可数名词
拓展
It takes 17 trees to make one ton of paper.
制作一吨纸需要17棵树。
例句
role
[r l] n. 作用；职能；角色
play a role （in）在... ...中发挥作用；扮演角色
in为介词，后接名词、代词或动词-ing形式
role名词，前面常接important、active、key等词
对其含义加以补充说明
拓展
They played an important role in the process of inventing the plane.
他们在飞机的发明过程中发挥了重要作用。
例句
climate
[ kla m t] n. 气候
climate change 气候变化
拓展
Climate change is the long-term changes in the world’s weather patterns that are mostly caused by human activity.
气候变化是世界气候模式的长期变化，主要是由人类活动造成的。
例句
ocean
[ n] n. 大海；海洋
它可以改善海洋环境。
拓展
It can improve the ocean environment.
近义词：sea n. 海洋
短语
Pacific Ocean 太平洋
ocean floor 海底
例句
except
[ k sept] prep. 除... ...之外；除了
拓展
The rest raised their hands except one boy.
除了一名男孩外，其他人都举起了手。
exception n. 例外；特例
except 意为“除此之外，还包括... ...”，强调包括后者在内，是一种累加关系
besides 意为“除... ...之外”，强调不包括后者在内，是一种排除关系
except for 意为“除了... ...”，强调对整体主要部分的肯定和对局部的否定，起部分修正作用
例句
tiny
[ ta ni] a. 极小的；微小的
比较级：tinier
最高级：tiniest
拓展
If the tiniest piece of junk crashed into a spaceship, it could damage the vehicle.
如果最小的垃圾碎片撞到宇宙飞船上，就会让船体受损。
例句
lively
[ la vli]
a. 精力充沛的；生机勃勃的
lively的比较级：livelier 最高级：liveliest
live v. 居住
living n. 生活方式；生计
拓展
He also makes his classes lively and interesting.
他也使他的课堂生动有趣。
lively “生气勃勃的”，即可指人也可指物，常在句中做表语或定语
alive “活着的”，在句子可做表语或后置定语
living “活着的；健在的”，可做表语或定语，做表语时相当于alive
without [w a t]
action [ k n]
disappointed [ d s p nt d]
store [st (r)]
communicate [k mju n ke t]
planet [ pl n t]
per cent [p sent]
connect [k nekt]
imagine [ m d n]
climate [ kla m t]
protect [pr tekt]
Say the words quickly.
Game Time
tiny
ant
human
role
ocean
except
ton
1
2
3
4
5
6
7
Game Time
happy
n.幸福；快乐
happiness
unhappy
unhappiness
lively
a.生机勃勃的
alive
living
live
importantly
n.重要性
important
importance
unimportant
根据句意，从方框中选择恰当的单词填空，有的需要变换形式。
ant percent action communicate importance protect
1.We should try our best to _______ wild animals because they are our friends.
2.We saw a line of _______ carrying food back to their nest.
3.The _________ of learning English well is becoming more and more obvious.
4.About 70 _______ of the earth’s surface is covered with water.
5.The Internet helps people __________ with each other easily across the world.
6.Take _______ now, or it will be too late to solve the problem.
protect
ants
importance
percent
communicate
action
根据句意，从方框中选择恰当的单词填空，有的需要变换形式。
role ton human store connect planet
7.We need _______ of sand to build the sandcastle（沙堡）.
8.The Earth is a __________ where humans and many other living things live.
9.Can you _______ this wire（电线） to the television
10._______ have lived on the earth for thousands of years.
11.We need to _______ some food and water for the trip.
12.He plays an important _______ in the school basketball team.
tons
planet
Humans
connect
role
store
根据句意，从方框中选择恰当的单词填空，有的需要变换形式。
climate ocean imagine without happiness tiny lively
13.Plants can’t live _______ water and sunlight.
14.The _______ covers most of the Earth’s surface.
15.A _______ fish swam past us when we were swimming in the lake.
16.She felt great ___________ when she received the birthday present.
17.The _______ is getting warmer because of human activities.
18.It’s hard to _______ a life without music—how boring that would be！
19.The_______ children were sing and dancing happily at the party.
without
ocean
happiness
tiny
imagine
climate
lively
根据句意，从方框中选择恰当的单词填空。
disappointed disappoint disappointing
1.She was __________ when she heard she didn’t get the part in the play.
2.The __________ result of the game made all the players sad.
3.It will __________ your parents if you forget their anniversary again.
except except for besides
4.All the students went to the park _______ Tom, because he was ill.
5._______ English, she also learns French and Japanese.
6.The room is empty __________ a old desk in the corner.
disappointed
disappointing
except
disappoint
except for
Besides
谢谢
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