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Unit 4 Amazing Plants and Animals Section A 1a—1d課件+嵌入音頻(共19張PPT)2025-2026學年人教版英語八年級上冊

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Unit 4 Amazing Plants and Animals Section A 1a—1d課件+嵌入音頻(共19張PPT)2025-2026學年人教版英語八年級上冊

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(共19張PPT)
Unit 4
Amazing Plants and Animals
Section A 1a—1d
To talk about some amazing plants and animals.
To learn more about plants and animals by listening to the conversations.
To learn the formation of the superlative degree.
Objectives
Lead-in
What do you know about moss
What makes it amazing
It’s a type of green plant.
I know a saying: A rolling stone gathers no moss.(滾石不生苔。)
It’s one of the oldest plants.
...
What do you know about a cheetah
What makes it amazing
It runs the fastest.
I think it’s the most beautiful animal in the world.
Cheetah, built for speed.
(獵豹,為速度而生)
...
Look at the plants and animals. Use the words in the box to talk about them.
1a
beautiful big fast heavy large
long old small tall short
moss: __________
blue whale: ____________
cheetah: _______________
redwood tree:______________
old, small
large, heavy
tall, beautiful
fast, beautiful
What can plants and animals do
Listen to the conversations and number the plants and animals in the order you hear them.
1b
moss
blue whale
cheetah
redwood tree
4
3
2
1
What can plants and animals do
1c
Listen again. Match the words with the plants and
animals in 1a. Some have two answers.
Listening tips:
1.Learn about the listening tasks and look through the
words in the box.
2.Understand the characteristics and the meaning of options.
3.Pay attention to the key words while listening.
heaviest B. largest C. most beautiful
D. oldest E. fastest F. tallest
moss: ________
blue whale: ________
redwood tree: ________
cheetah: ________
B, A
E, C
D
F
最高級
(superlatives)
“heaviest” is the superlative of “heavy”
“largest” is the superlative of “large”
“most beautiful” is the superlative of “beautiful”
“oldest” is the superlative of “old”
“fastest” is the superlative of “fast”
“tallest” is the superlative of “tall”
形容詞 / 副詞最高級變化規則
old— oldest
fast — fastest
tall —tallest
一般情況下,在詞尾加-est
large — largest
fine — finest
以字母e結尾的詞,在詞尾加-st
heavy — heaviest
easy — easiest
early — earliest
以“輔音字母 + y”結尾的雙音節詞,先把y改為 i ,再加-est
形容詞 / 副詞最高級變化規則
big — biggest
fat — fattest
thin — thinnest
重讀閉音節詞詞尾只有一個輔音字母時,先雙寫該輔音字母,再加-est
beautiful — most beautiful
interesting — most interesting
delicious — most delicious
多音節詞和部分雙音節詞在詞前加most
不規則變化
原級 最較級
good / well best
bad / badly worst
many / much most
little least
far farthest
furthest
GOOD, BETTER, BEST
Good, better, best,
Never let it rest,
Till good be better,
And better best.
Bad, worse, worst,
Never fight against,
Get better and better,
And you’ll be the best.
big
bigger
biggest
This apple is the biggest of the three.
10 yuan
20 yuan
50 yuan
This pen is the most expensive of the three.
expensive
more expensive
1d
Ask and answer questions about the plants and animals in 1a.
What’s amazing about the blue whale
It’s the largest / biggest animal in the world.
It runs the fastest. And I think it’s the most beautiful animal in the world.
What’s amazing about the cheetah


Compare and see
Who can answer correctly and quickly
1. What’s the largest animal in the world
2. What’s the heaviest animal on earth
3. Which animal runs the fastest
4. What’s the oldest plant in the world
5. Which kind of tree is the tallest in the world
Language points
1. moss n. 苔蘚
mossy adj. 長滿苔蘚的
moss
moss (苔蘚) 是一類小型非維管植物,屬于苔蘚植物門(bryophyta),常生長于潮濕環境,如土壤、朽木或墻角。在植物學語境中,苔蘚與地衣(lichen)有明確區分,苔蘚為獨立植物,而地衣是真菌與藻類的共生體。
A rolling stone gathers no moss. 滾石不生苔。
2. cheetah n.獵豹
It is the fastest land animal, running at 112 km/h!
With golden fur and black spots, it looks like a beautiful painting.
Sadly, they are endangered.
We must protect their grasslands and stop hunting.
Let’s save these amazing cats together!
It can run as fast as a car.
寫出下列單詞的比較級和最高級。
1. good _______ _____
2. comfortable ________________ ________________
3. big _______ ________
4. happy ________ _________
5. cheap ________ _________
6. many _______ ______
7. difficult ______________ ______________
8. little ______ ______
better best
more comfortable most comfortable
bigger biggest
happier happiest
cheaper cheapest
more most
more difficult most difficult
less least
Exercises
Homework
1.Read the conversations.
2.Make a conversation with your partner about the plants or animals you know well and write it down.

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