资源简介

(共19张PPT)
Section B (2a~3c)
Unit 4
Amazing Plants and Animals
01
02
To revise and consolidate the languages learned in this unit;
To learn some information about blue whales;
学习目标
03
To complete a passage about the blue whale through the 'First-Person Writing Style Conversion' activity.
Review
bamboo
ginkgo tree
elephant
blue whale
What other amazing plants and animals do you know
新课讲授
2a
Circle the odd ones. Then give your reasons.
1. habit height size weight
2. joy happiness fun enjoy
3. angry disappointed smart sad
4. appear look seem watch
5. honey milk juice bread
happiness
performance
reality
education
movement
decision
Do you know these nouns
Are they the original forms or changed ones
We can change verbs/adjectives into nouns by adding suffix.
We can add suffixes to their endings
[ s f ks] 后缀
happy (adj.) + -ness → happiness (n.)
perform (v.) → performance (n.)
educate (v.) → education (n.)
real (adj.) → reality
move(v.)-movement (n.)
decide(v.)-decision (n.)
2b
Add the endings -ance, -(t) ion, -ness, and -ity to form nouns. Use your dictionary.
1. act _________________ 2. good _________________
3. kind _________________ 4. appear _________________
5. real _________________ 6. imagine _________________
7. connect _________________ 8. popular _________________
9. communicate _________________ 10. important _________________
action
goodness
kindness
appearance
reality
imagination
connection
popularity
communication
importance
Summary
2c
Complete the sentences with the correct forms of the words in the box.
1. I felt _____________ when my favourite flowers died.
2. After the rain, some mushrooms ____________ in the garden.
3. In my hometown, people often use bamboo baskets to _________ food.
4. What did you put in your luggage It ___________ a ton.
5. I can’t ___________ my life without my pets. They mean a lot to me.
appear disappoint imagine store weigh
disappointed
appear
store
weighs
imagine
2d
Complete the passage with the correct forms of the words in the box.
You may not realize it, but frogs play an important role in our __________ ecosystem. The smallest frogs are about the size of a pea, while larger ones can grow as big as a human hand. Many people know that frogs help to __________ farms by eating insects. __________, not everyone understands their __________ in nature. Frogs can live on __________ and in water. Because of this, they are popular subjects in studies on climate change and the ecosystem.
however important land planet protect
planet's
protect
However
importance
land
What can frogs do for nature
Frogs help to protect farms by eating insects.
Frogs can help in studies on climate change and the ecosystem.
Frogs play an important role in the planet's ecosystem.
Let’s learn
Pre-writing
The blue whale
3a
Read the text and complete the table.
The blue whale is the largest and heaviest animal on earth. It can weigh as much as 200 tons. Many people like watching blue whales swim, and they think it is one of the most beautiful things to see. Blue whales live in all oceans except the Arctic Ocean. They eat a lot, but they eat some of the tiniest animals in the ocean. A blue whale can eat around four tons of these a day.
Blue whales can live up to 90 years. When a blue whale dies at sea, it becomes food for many kinds of animals living in and around the sea. This food lasts for over a year and it helps to create a lively and healthy ecosystem. Blue whales play an important role in our world, so we must protect them.
The Blue Whale
Blue whale facts Weight
Where they live
Food
How long they live
Role in ecosystem
It can weigh as much as 200 tons.
In all oceans except the Arctic Ocean.
Some of the tiniest animals in the ocean, around four tons of them a day.
Up to 90 years.
When a blue whale dies at sea, it becomes food for many kinds of animals living in and around the sea, lasting for over a year and helping to create a lively and healthy ecosystem.
3b
Imagine you are a blue whale. Use the first person to rewrite the first paragraph.
Hello everyone! My name is Billy the Blue Whale. I am _____________
___________________________________________________________
I’m heavy, but I love __________________________________________
___________________________________________________________.
I live in ____________________________________________________.
My favourite food is __________________________________________
I can eat ____________________________________________________.
the largest and
heaviest animal on earth. My weight is as much as 200 tons.
swimming in the ocean. Many people like watching
me swim, and they think I am one of the most beautiful things to see
all oceans except the Arctic Ocean.
some of the tiniest animals in the ocean.
around four tons of them a day.
While-writing
文本体裁
话题分析
围绕 “蓝鲸（Blue Whale）”就其体重、生存区域、食物、寿命以及在生态系统里的作用等内容来写，让读者获取关于蓝鲸的知识。
记叙文+说明文：客观介绍蓝鲸的各类事实信息，清晰、有条理地阐述蓝鲸。
人称时态
用 “I（我）” 的视角和一般现在时，要写出亲切、有代入感的内容，让读者感觉是蓝鲸在 “自述”。
3c
Complete your passage about the blue whale based on the text in 3a.
Hello, everyone! I'm Willy, a blue whale. I'm proud to be the biggest and heaviest animal on Earth. Can you believe I can weigh up to 200 tons That's like having hundreds of cars stacked together!
I swim freely in all the oceans around the world, except for the freezing Arctic Ocean. The water there is just too cold for me. My home is full of amazing creatures, and I especially love feasting on the tiniest animals in the ocean. Every day, I eat around four tons of them to keep my big body going.
Even though I'm huge, I love moving through the water. The ocean is my playground, and I enjoy showing off my swimming skills. I hope people will keep our ocean clean so that I and all my friends can live happily here forever.
Post-writing
Clean(1-4) 书写整洁
Complete(1-4) 内容完整
Correct(1-4) 语言准确
Coherent(1-4) 句子衔接
Rich(1-4) 语言丰富
Total 总分 _________/20 points
Finish the checklist with your partner(生生互评).
Score得分
Excellent 3-4分 Good 2-3分 To be improved 1-2分
评价项目
Assessment items
课堂总结
We learn:
1. vocabulary: ocean, except, tiny, lively, the Arctic Ocean, live up to ...
2. sentence patterns:
Use the first person to rewrite the second paragraph
We can:
complete a passage about the blue whale through the 'First-Person Writing Style Conversion' activity.

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