资源简介

(共18张PPT)
年 级：七年级
学 科：英语（外研版）
Unit 5 Looking into nature
Understanding ideas
3 pieces of amber
/ mb /
3 golden stones
/ ɡ ld n/
Watch and say
Q1. What are they
Q2. What can you see in them
some insects from the past
different ancient species
/ spi i z/
n. 物种 (单复同形)
Your task today is to find out what secrets of nature are caught inside amber . As explorers, you will need to:
use amber as a key to unlock the history of species.
look through the window on the past to see how life has changed over time.
discover ancient flowers and new species that scientists are still studying today.
/ n l k/
Find out the secrets
The secret about the ________.
The secret about the ________.
The secret about the ________.
dinosaur
flower
ants
Finish the explorer’s discovery record
What did people discover from the amber
About the dinosaur About the flower About the ants
Old beliefs Dinosaurs looked like 1___________. A certain species of a 3_______ didn’t 4_______ in Northern Europe. Ants came from the 6________ of the earth.
New discoveries Some dinosaurs had 2_____________. This flower grew there 5__________ years ago. A new species of ants also lived in 7________.
What did people discover from the amber
About the dinosaur
Old beliefs Dinosaurs looked like 1_____________.
New discoveries Some dinosaurs had 2_____________.
huge lizards
/ l z d/
feathers
People believed / used to believe / thought that ...
However, the amber from __________ ______ proves / shows that ...
Southeast
Asia
Q1. What does the first sentence mean
That means the amber can _______________________.
hold ancient things inside it
Q2. What else can we learn from amber
We also learn that _____________________________.
life on earth has always changed
About the flower
Old beliefs A certain species of a 3________ didn’t 4________ in Northern Europe.
New discoveries This flower grew there 5__________ years ago.
What did people discover from the amber
grow
flower
People believed/used to believe / thought that ...
However, the amber from _______ ______ proves/shows that ...
Northern Europe
It doesn’t grow in Northern Europe.
35 million
/ m lj n/
35,000,000
= because of
Q1. What helps people discover over 300 unknown species
Amber.
Q2. What new discovery did scientists get from the African amber
Scientists found 13 ants and they were a completely new species.
southern half of
the earth
northern half of
the earth
About the ants
Old beliefs Ants came from the 6_______________ of the earth.
New discoveries A new species of ants also lived in 7__________.
What did people discover from the amber
northern half
People believed / used to believe / thought that ...
However, the amber from _______ proves/shows that ...
Africa
Africa
southern half of
the earth
northern half of
the earth
Learning to think
Writers have different writing styles. They use different methods to achieve their goals. These goals include making the text alive, making their arguments strong, getting readers attention, etc.
1. How does the writer start the passage
a By listing numbers. b By telling a story. c By asking questions.
Exciting
Interesting
Vivid (生动的)
2. Why does the writer begin like this
3. What does the writer compare (把……比作) amber to
Amber
a window
a key
to see what ancient life was like
to unlock more secrets of nature
In my mind, amber is like ..., because we can ... from it.
Where are you most likely to read this passage
a In a popular science magazine about findings in nature.
b In a newspaper report on exhibitions about dinosaurs.
c In a sci-fi book about traveling 160 million years into the past.
Think and choose
What are some other ways to learn about nature’s secrets
Brainstorm and share
By reading
By...
exploring in nature
visiting museums
doing research or experiments
Homework
1. Complete the mind map with information from the text.
2. Based on the completed mind map, write a short passage titled The Magic of Amber to introduce the new discoveries.
谢 谢 观 看！
Thanks!
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