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(共23张PPT)
Unit 4
Amazing Plants and Animals
人教版2024版八年级上册
课时6 Section B (3a-3c)
写作课
Pre-writing
1
What do you know about whales
live in the ocean
Facts about whales
the largest and heaviest animal
live long
…
qq
按要求写出正确的单词、词组或句子。
幸福 (名词) __________ 2. 失望的 (形容词) ___________
3. 蘑菇(名词) __________ 4. 吨(名词) __________
5. 扮演角色（短语) __________ 6. 豆子(名词) __________
7. 出现（名词）__________ 8. 行李（名词）________
9. 当我最喜欢的花死了的时候，我感到失望。
___________________________
10. 雨后，一些蘑菇在花园中出现。
_______________________
11. 我无法想象没有我的宠物的生活。
___________________
happiness
disappointed
mushroom
ton
play a role in
pea
appearance
luggage
I felt disappointed when my favourite flowers died.
I can’t imagine my life without my pets.
After the rain, some mushrooms appeared in the garden.
回顾复习 Section B (2a—2d)
Watch the video
New Words
except
prep. 除……之外；除了
/k nekt/
All the students in our class went to the park except Lucy.
exception
n. 例外
New Words
tiny
adj. 极小的；微小的
/ ta ni/
The little boy found a tiny coin under the sofa.
Introduction
What do you know about the blue whale
marine
mammal
biggest
animal
endangered
species
Place:
deep ocean
Food:
krill（磷虾）
...
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
New Words
lively
adj. 精力充沛的；生机勃勃的
/ la vli/
My little cousin is always lively and never gets tired of playing.
alive
adj. 活着的，有活力的
While-writing
2
Blue whale facts
Weight
Where they live
Food
How long they live
Importance in nature
What should we mainly pay attention to when rewriting an article
人称: 由第三人称变成第一人称
内容要点: 要点不能省略或者遗漏。
语言: 个别句子需要变化结构
weight
living area
food
amount of food eaten
preference
How to use the first person to rewrite the second paragraph
points
lifespan
role /function
importance
Post-reading(Writing)
Complete your passage about the blue whale based on the text in 3a.
(To be continued)
I can live up to 90 years. When I die at sea, I become food for many kinds of animals living in and around the sea. This food lasts for over a year and helps to create a lively and healthy ecosystem. I play an important role in our world, so you must protect me.
Language Points!
Blue whales live in all oceans except the Arctic Ocean.
除北冰洋外，蓝鲸生活在所有大洋之中。
【辨析“除了”except, besides, but】
①except 除…之外；除了， 不包括在整体之内，常与all, everything, everybody, always等词连用。
eg：They were all there except me.
我以外他们都在那里。
逐句对比上下句子
I am the largest and heaviest animal on earth.
I can weigh as much as 200 tons.
Many people like watching me swim, and they think I am one of the most beautiful things to see.
I live in all oceans except the Arctic Ocean.
I eat a lot, but I eat some of the tiniest animals in the ocean.
I can eat around four tons of these a day.
Hello everyone! My name is Billy the Blue Whale. I am __________
_______________________________________________________
I’m heavy, but I __________________________________________
I live in _________________________________________________
I can eat ________________________________________________
Step 2 Match the two parts.
Write your article according to the information mentioned above. Pay attention to your spelling and structure.
Be careful!
Checklist Self-evaluation Peer-evaluation Teacher-evaluation
Clear structure
Topic sentence
More relative information
Right linking words
Right grammar
Right spelling
Great Good Try harder
Now, you can exchange your writings with your partner to check each other’s writing.
I’m heavy, but I __________________________________________
Many people like watching me swim, and they think I am one of the most beautiful things to see.
I eat a lot, but I eat some of the tiniest animals in the ocean.
I can eat around four tons of these a day.
I can eat ________________________________________________
信息提取与整合
Step 3 Make some changes
like/love doing sth, and …
I can eat around four tons of these a day.
（只要基于 “蓝鲸游泳 / 活动” 合理发挥即可）
②besides意为“除……之外，还有……”，包括在整体之内，besides后的词是增加的部分。
eg：Besides, I have something important to tell you.
此外，我有重要的事情要告诉你。
③but意为“除了……之外，什么也没有”，but后的词是仅有或存在的内容，通常与nothing, nobody, no等表示否定含义的词连用。
eg：No one but me passed the exam yesterday.
昨天除了我以外没别人考及格。
I can live up to 90 years. When I die at sea, I become 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. I play an important role in our world, so you must protect me.
For example
Finish and polish your composition for 3c and submit it in next class.
Complete the related exercises(完成本课时的相关练习).
Homework

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