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Unit 4 Amazing Plants and Animals
人教版八年级上册
Section A
1a-1d听说课优质课件
01
02
03
04
熟知文中动植物（蓝鲸、猎豹、苔藓、红杉树 ）的特点及相关表达;掌握 “the + 形容词最高级” 结构描述动植物特征；
能够运用所学词汇和句式，与同伴围绕动植物特征开展英语对话交流，就动植物特征进行问答；
结合课内外了解的动植物知识，知生物多样性的奇妙，增强对动植物的了解与保护意识，激发对自然科学的兴趣。
能够在听力语篇中准确获取动植物的最高级特征信息，完成课本听力任务，并掌握询问动植物特征的最高级句型；
Learning objectives
Unit Objectives
In this unit, you will
talk about some amazing plants and animals.
use superlatives to compare more than two things.
discuss the connection between plants, animals, and our lives.
explore why plants and animals are important to us.
本单元以“神奇的动物和植物”为主题，通过对话互动、文本阅读、语法聚焦及实践项目等多元形式，围绕“What makes plants and animals amazing ”这一核心问题展开, 引导学生掌握形容词和副词的最高级形式，探究动植物的神奇特征与重要价值，学会描述动植物的属性及与人类的联系，并培养保护动植物、维护生态平衡的意识。
Look and share:
1. What do you see in the photo
2. What do you think of when you see the photo
I can see two bees and some flowers.
The bees are collecting nectar(花蜜).
Nature is really amazing！Bees and flowers work together.
？
BIG
Question
What makes plants and animals amazing
Warming-up
What’s the video about
The amazing animals and plants in nature.
Let’s have a riddle challenge about the amazing plants and animals.
Guessing game
It’s a super giant in the ocean. It has the largest size among all animals in the world and is really heavy～
It’s a speed - demon on the grassland. It runs so fast that even the wind can’t catch up!
blue whale
cheetah
Animal Riddles Challenge!
Guessing game
/we l/
/'t i t /
It’s a ‘living fossil’plant on Earth. It showed up about 470 million years ago.
It’s a ‘giant tree’ in the forest. It can grow so tall that it seems to reach the clouds. It’s one of the world’s tallest trees!
moss
redwood tree
Plants Riddles Challenge!
Guessing game
/m s/
/'redw d/
Discussion
2. What is different about them
1. What is the same about them
3. Can you think of some words to descibe them
They all exist in nature.
They are different kinds of plants and animals.
big
small
tall
long
large
strong
lively
beautiful
old
friendly
heavy
fast
amazing
moss
blue whale
redwood tree
cheetah
beautiful big fast heavy large long old small tall short
What’s amazing about the ______
It’s ______.
1a
Look at the plants and animals. Use the words in the box to talk about them.
1b
Listen to the conversations and number the plants and animals in 1a in the order you hear them.
blue whale: ________
redwood tree: ________
moss: ________
cheetah: ________
Tips:
听时注意关键词
blue whale: ________
1c
Listen again. Match the words with the plants and animals in 1a. Some have two answers.
redwood tree: ________
moss: ________
cheetah: ________
D
A、B
F
E、C
Tips: 注意动植物在对话中出现的先后顺序
形容词/副词的最高级(superlatives)
最高级表示“最……”，表示三者或三者以上(人或物)进行比较，其中一个在某一方面超过其他几个。后面长带有of、in、among的短语等来说明比较的范围。
一般情况下，形容词和副词的最高级的规则变化是在词尾加-est或在其前加most构成，不规则变化则要牢记。
Language points
形容词最高级前一般要加定冠词the，副词最高级前的the可以省去。
small
最高级的构成
smaller
smallest
small
1.一般情况下，单音节或双音节的形容词/副词最高级直接在词尾加-est
规则
变化
big
2.以重读闭音节结尾，末尾只有一个辅音字母结 尾的词，双写最后一个辅音字母，再加-est
bigger
biggest
big
最高级的构成
规则
变化
3.以不发音-e 结尾，在词尾加 -st
cute
cuter
cutest
最高级的构成
规则
变化
4.以辅音字母+y结尾，变y为i加-est
happy
happier
happiest
最高级的构成
规则
变化
5.多音节和部分双音节形容词/副词，需在原级前加 most 构成最高级。
beautiful
more beautiful
most beautiful
最高级的构成
规则
变化
good / well – best
bad / badly / ill – worst
many / much – most
little – least
far – farthest / furthest
old – oldest/eldest
不规则变化
Emma: Hi, Yaming. What are you doing
Yaming: Hi, Emma. I’m starting a test on animals and plants.
Emma: Sounds fun. Let’s take it together.
Yaming: OK. First question. What’s the largest animal in the
world
Emma: It’s the __________, right
Yaming: Right. It’s also ____________ animal on earth. Next
question. Which animal runs the fastest
Emma: Oh wait! I just read about it. The ________ runs the fastest.
Yaming: Right again! And I think it’s the ______________ animal
in the world.
Emma: I completely agree with you.
Conversation 1
blue whale
the heaviest
cheetah
most beautiful
Listen again and fill in the blanks.
最高级的常用结构为 “主语+谓语(+the)+最高级+in/of/among短语”，意为“……在……中最……”。
Conversation I
Emma: Hi, Yaming. What are you doing
Yaming: Hi, Emma. I’m starting a test on animals and plants.
Emma: Sounds fun. Let’s take it together.
Yaming: OK. First question. What’s the largest animal in the world
Emma: It’s the blue whale, right
Yaming: Right. It’s also the heaviest animal on earth. Next question. Which animal runs the fastest
Emma: Oh wait! I just read about it. The cheetah runs the fastest.
Yaming: Right again! And I think it’s the most beautiful animal in the world.
Emma: I completely agree with you.
Read and pay attention to the underlined expressions.
开始一项关于……的测试
听起来很有趣
最大的动物
最重的动物
跑得最快
最漂亮的动物
我完全同意你的观点。
Yaming: Now let’s answer the questions about plants. What is the
oldest plant in the world
Emma: Hmm, I’m not sure. Do you have any idea
Yaming: Well, I think ______ is one of the oldest plants. It
appeared on earth around 470 million years ago ... Oh,
look here.I’m correct!
Emma: Interesting! Let’s go on!
Yaming: Which kind of tree is the tallest in the world
Emma: The _____________, right
Yaming: Yes! I hope I can see some one day.
Conversation 2
moss
redwood tree
Listen again and fill in the blanks.
常用结构：“主语 + 谓语 + one of the + 形容词最高级 + 复数名词”
意为：“（主语）是最……的……之一”。
Conversation 2
Yaming: Now let’s answer the questions about plants. What is the oldest plant in the world
Emma: Hmm, I’m not sure. Do you have any idea
Yaming: Well, I think moss is one of the oldest plants. It appeared on earth around 470 million years ago ... Oh, look here. I’m correct!
Emma: Interesting! Let’s go on!
Yaming: Which kind of tree is the tallest in the world
Emma: The redwood tree, right
Yaming: Yes! I hope I can see some one day.
最古老的植物
大约4.7亿年前
继续
最高的
……之一
出现在地球上
Read and pay attention to the underlined expressions.
I think moss is one of the oldest plants.
我认为苔藓是最古老的植物之一。
one of the + 形容词最高级 + 复数名词
最……的……之一
one of the +复数名词
意为“……之一”。
后接名词时，该名词前一般有定冠词the或物主代词，以表示某一特定范围。
此结构作主语时，谓语动词用单数形式。
(1) Mike is one of the football fans in the class.
(2) He is one of my friends.
(3) One of her sisters is a doctor.
(4)The Yangtze River is one of the longest rivers in the world.
迈克是这个班的球迷之一。
他是我的朋友之一。
她有一个姐妹是医生。
长江是世界上最长的河流之一。
Translate the expressions into English.
开始一项关于……的测试
听起来很有趣
最大的动物
最重的动物
跑得最快
最漂亮的动物
我完全同意你的观点。
最古老的植物
大约4.7亿年前
继续
最高的
……之一
出现在地球上
start a test on
sound fun
the largest animal
the heaviest animal
run the fastest
the most beautiful animal
I completely agree with you.
the oldest plant
around 470 million years ago
go on
the tallest
one of
appear on earth
Summary
1d
Ask and answer questions about the plants and animals in 1a.
It’s the largest / biggest animal in the world.
What’s amazing about the blue whale
He talked about his work and went on _______________(discuss)his dreams.
The blue whale is _______________(large) animal in the world.
Moss is one of _______________(old) plants on Earth.
I ______________(complete) agree with you about saving cheetahs.
After a long discussion, we agreed ___________(start) an animal protection project.
My classmates and I reached an _____________(agree) to plant more ________(tree) in our schoolyard.
to discuss
the largest
the oldest
completely
to start
agreement
trees
Exercises
一、用所给词的适当形式填空
二、翻译句子
猎豹是陆地上跑得最快的动物，我们需要保护它们的草原家园。______________________________________________________________________________________________________________________
红杉树是世界上最高的树，所以我们应该拒绝砍伐它们。
____________________________________________________________________________________________________________________
3. 蓝鲸是地球上最大的动物，我们必须停止污染海洋，帮助它生存下去。
____________________________________________________________________________________________________________________
4. 苔藓是地球上最古老的植物之一，我们不应该踩踏它，以保护其生长环境。
______________________________________________________________________________________________________________________
Cheetahs are the fastest animals on land, and we need to protect their grassland homes.
Redwood trees are the tallest trees in the world, so we should say no to cutting them down.
The blue whale is the largest animal on the earth, and we must stop polluting the ocean to help it survive.
Moss is one of the oldest plants on Earth, and we shouldn’t step on it to protect its growth environment.
Homework
基础作业：熟记形容词副词最高级变化规则（规则变化和不规则变化）。
进阶作业：为1a 中的动物和植物制作信息卡片，对其进行介绍（含基础描述和 1 - 2 个最高级表述 ） 。拓展作业：通过查询资料，完成对竹子（bamboo）特征的调查任务。
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