Unit4 Section B 1b-1c 课件+内嵌视频(新人教八上Unit 4 Amazing plants and animals.)

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Unit4 Section B 1b-1c 课件+内嵌视频(新人教八上Unit 4 Amazing plants and animals.)

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Unit 4 Amazing Plants and Animals
Section B: How are plants and animals connected with us
1b-1c
Learning objectives:
After the class, you'll be able to:
1. master some key vocabulary in this unit, like realize, connect, pollination, one of the most...etc.
2. know the process of pollination and its impact
3. understand the importance of bees in the ecosystem
Lead-in 课堂导入
What do they like to eat
They like eating _________.
honey
How does honey come into being 蜂蜜是怎样形成的?
The bees make it.
Why we can't live without bees
Before reading 读前
__________ help make the food we eat. For example, they help make _____________ like broccoli(花椰菜), tomatoes and _________ like apples.
vegetables
fruits
Bees
Bees are very important!
While reading 读中
Activity 1: Skimming for main ideas
Para.1
Para.2
Para.3
Para.4
Bees' greatest work--- pollination.
Interesting things about bees
The problem bees are facing
People, plants, and animals are all connected.
Activity 2: Scanning for details
What words does the author use to describe bees
Bees are very hard-working animals, and their greatest work is pollination.
Bees are also one of the most interesting animals in the world.
Think about what you can do to protect the most amazing animals on earth.

Why does the author think bees are hard-working
On one trip, bees often visit _________ flowers.
What is pollination What's its function(作用)
As bees ___________________________, they take _______ with them. This action ________________.
50 to 100
helps plants grow
fly from one flower to another
pollen
In what ways are bees interesting
①They work hard together to make their homes. In order to store honey, they create honeycombs.
②When a bee finds new food, it uses a dance to tell the others where and how far away the food is.
Why are bees amazing What's your opinion
Bees look small, but they can make a big difference to the ecosystem.
蜜蜂看起来虽小,却能对生态系统产生巨大的影响
quality reasons
hard-working
interesting ---create ____________ to store honey
---use a ____________ to give information
amazing look small but can ____________________ to the ecosystem.
---visit 50 to 100 flowers on _________
---__________: helps plants grow
pollination
one trip
honeycombs
dance
make a big difference
Summary 总结
pollination
50 to 100 flowers
plants to grow
in order to store honey, they create honeycombs
use a dance to tell the others where and how far away the food is
dropping
Bees are in danger!
What can we do to help
We can help bees by....
grow more flowers
use less pesticides(杀虫剂)
We should live in harmony with bees.
我们应该和蜜蜂和谐共处
1. imagine v. 想象
imagination n.想象力,想象
2. disappointed adj.失望的
be disappointed at/with 对..感到失望
disappointing adj.令人失望的
3. at this moment 在这个时候
at the moment 现在;当前
4. realize v.意识到
realize your dream
实现你的梦想
5. connect v.连接
connect A with B 把A和B联系在一起
connection n.连接,联系
6. pollination n.授粉
7. in fact 事实上,实际上
= actually adv.实际上
8. for this reason 因为这个原因
9. on this planet 在这个星球上
10. one of the most +可数名词复数
最...之一
one of the most interesting animals
最有趣的动物之一
one of the most hard-working students
最勤奋的学生之一
one of the fastest runners
跑步最快的人之一
11. in the world 世界上
12. work hard together 一起努力工作
13. in order to 为了
In order to arrive at school on time, I get up early every day.
为了准时到校,我每天早起
14. store v.储存,储藏
n.商店
municate v.交流
communicate with sb 与某人交流
communication n.交流
16. use sth to do sth用某物做某事
17. play a part/role in
在某方面起作用;在某方面扮演一个角色
18. the number of... 某物的数量
a number of 许多;一定数目的
The number of bees is dropping. 蜜蜂的数量正在下降。
A number of bees are disappearing. 大量的蜜蜂正在消失。
19. protect v.保护
protect A from B 保护A免受B的伤害/影响
Umbrellas can protect us from the heavy rain.
雨伞能保护我们不被大雨淋湿。
Good friends protect you from bad ideas.
好朋友保护你不被坏主意影响。
20. on earth 在地球上
究竟
See you next time!

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